diff --git a/app/Domain/CalendarGenerator.php b/app/Domain/CalendarGenerator.php
index 96c0667..f1d72f2 100644
--- a/app/Domain/CalendarGenerator.php
+++ b/app/Domain/CalendarGenerator.php
@@ -73,7 +73,7 @@ class CalendarGenerator
     {
         return Vacation::query()
             ->whereBetween("date", [$period->start, $period->end])
-            ->whereRelation("vacationRequest", "state", VacationRequestState::APPROVED->value)
+            ->whereRelation("vacationRequest", "state", VacationRequestState::Approved->value)
             ->get()
             ->groupBy(fn(Vacation $vacation) => $vacation->date->toDateString());
     }
diff --git a/app/Domain/Enums/EmploymentForm.php b/app/Domain/Enums/EmploymentForm.php
index cdaa241..625b801 100644
--- a/app/Domain/Enums/EmploymentForm.php
+++ b/app/Domain/Enums/EmploymentForm.php
@@ -6,10 +6,10 @@ namespace Toby\Domain\Enums;
 
 enum EmploymentForm: string
 {
-    case EMPLOYMENT_CONTRACT = "employment_contract";
-    case COMMISSION_CONTRACT = "commission_contract";
-    case B2B_CONTRACT = "b2b_contract";
-    case BOARD_MEMBER_CONTRACT = "board_member_contract";
+    case EmploymentContract = "employment_contract";
+    case ComissionContract = "commission_contract";
+    case B2bContract = "b2b_contract";
+    case BoardMemberContract = "board_member_contract";
 
     public function label(): string
     {
diff --git a/app/Domain/Enums/Role.php b/app/Domain/Enums/Role.php
index 7f6a996..f4be8b9 100644
--- a/app/Domain/Enums/Role.php
+++ b/app/Domain/Enums/Role.php
@@ -6,10 +6,10 @@ namespace Toby\Domain\Enums;
 
 enum Role: string
 {
-    case EMPLOYEE = "employee";
-    case ADMINISTRATOR = "administrator";
-    case TECHNICAL_APPROVER = "technical_approver";
-    case ADMINISTRATIVE_APPROVER = "administrative_approver";
+    case Employee = "employee";
+    case Administrator = "administrator";
+    case TechnicalApprover = "technical_approver";
+    case AdministrativeApprover = "administrative_approver";
 
     public function label(): string
     {
diff --git a/app/Domain/Enums/VacationRequestState.php b/app/Domain/Enums/VacationRequestState.php
index fe9fee3..7fcbae5 100644
--- a/app/Domain/Enums/VacationRequestState.php
+++ b/app/Domain/Enums/VacationRequestState.php
@@ -6,14 +6,14 @@ namespace Toby\Domain\Enums;
 
 enum VacationRequestState: string
 {
-    case CREATED = "created";
-    case CANCELED = "canceled";
-    case REJECTED = "rejected";
-    case APPROVED = "approved";
-    case WAITING_FOR_TECHNICAL = "waiting_for_technical";
-    case WAITING_FOR_ADMINISTRATIVE = "waiting_for_administrative";
-    case ACCEPTED_BY_TECHNICAL = "accepted_by_technical";
-    case ACCEPTED_BY_ADMINISTRATIVE = "accepted_by_administrative";
+    case Created = "created";
+    case Canceled = "canceled";
+    case Rejected = "rejected";
+    case Approved = "approved";
+    case WaitingForTechnical = "waiting_for_technical";
+    case WaitingForAdministrative = "waiting_for_administrative";
+    case AcceptedByTechnical = "accepted_by_technical";
+    case AcceptedByAdministrative = "accepted_by_administrative";
 
     public function label(): string
     {
@@ -23,24 +23,24 @@ enum VacationRequestState: string
     public static function pendingStates(): array
     {
         return [
-            self::CREATED,
-            self::WAITING_FOR_TECHNICAL,
-            self::WAITING_FOR_ADMINISTRATIVE,
-            self::ACCEPTED_BY_TECHNICAL,
-            self::ACCEPTED_BY_ADMINISTRATIVE,
+            self::Created,
+            self::WaitingForTechnical,
+            self::WaitingForAdministrative,
+            self::AcceptedByTechnical,
+            self::AcceptedByAdministrative,
         ];
     }
 
     public static function successStates(): array
     {
-        return [self::APPROVED];
+        return [self::Approved];
     }
 
     public static function failedStates(): array
     {
         return [
-            self::REJECTED,
-            self::CANCELED,
+            self::Rejected,
+            self::Canceled,
         ];
     }
 
diff --git a/app/Domain/Enums/VacationType.php b/app/Domain/Enums/VacationType.php
index c3502c8..63e2858 100644
--- a/app/Domain/Enums/VacationType.php
+++ b/app/Domain/Enums/VacationType.php
@@ -6,15 +6,15 @@ namespace Toby\Domain\Enums;
 
 enum VacationType: string
 {
-    case VACATION = "vacation";
-    case VACATION_ON_REQUEST = "vacation_on_request";
-    case SPECIAL_VACATION = "special_vacation";
-    case CHILDCARE_VACATION = "childcare_vacation";
-    case TRAINING_VACATION = "training_vacation";
-    case UNPAID_VACATION = "unpaid_vacation";
-    case VOLUNTEERING_VACATION = "volunteering_vacation";
-    case TIME_IN_LIEU = "time_in_lieu";
-    case SICK_VACATION = "sick_vacation";
+    case Vacation = "vacation";
+    case OnRequest = "vacation_on_request";
+    case Special = "special_vacation";
+    case Childcare = "childcare_vacation";
+    case Training = "training_vacation";
+    case Unpaid = "unpaid_vacation";
+    case Volunteering = "volunteering_vacation";
+    case TimeInLieu = "time_in_lieu";
+    case Sick = "sick_vacation";
 
     public function label(): string
     {
diff --git a/app/Domain/VacationRequestStateManager.php b/app/Domain/VacationRequestStateManager.php
index 3827670..7de8484 100644
--- a/app/Domain/VacationRequestStateManager.php
+++ b/app/Domain/VacationRequestStateManager.php
@@ -23,50 +23,50 @@ class VacationRequestStateManager
 
     public function markAsCreated(VacationRequest $vacationRequest): void
     {
-        $this->changeState($vacationRequest, VacationRequestState::CREATED);
+        $this->changeState($vacationRequest, VacationRequestState::Created);
 
         $this->dispatcher->dispatch(new VacationRequestCreated($vacationRequest));
     }
 
     public function approve(VacationRequest $vacationRequest): void
     {
-        $this->changeState($vacationRequest, VacationRequestState::APPROVED);
+        $this->changeState($vacationRequest, VacationRequestState::Approved);
 
         $this->dispatcher->dispatch(new VacationRequestApproved($vacationRequest));
     }
 
     public function reject(VacationRequest $vacationRequest): void
     {
-        $this->changeState($vacationRequest, VacationRequestState::REJECTED);
+        $this->changeState($vacationRequest, VacationRequestState::Rejected);
     }
 
     public function cancel(VacationRequest $vacationRequest): void
     {
-        $this->changeState($vacationRequest, VacationRequestState::CANCELED);
+        $this->changeState($vacationRequest, VacationRequestState::Canceled);
     }
 
     public function acceptAsTechnical(VacationRequest $vacationRequest): void
     {
-        $this->changeState($vacationRequest, VacationRequestState::ACCEPTED_BY_TECHNICAL);
+        $this->changeState($vacationRequest, VacationRequestState::AcceptedByTechnical);
 
         $this->dispatcher->dispatch(new VacationRequestAcceptedByTechnical($vacationRequest));
     }
 
     public function acceptAsAdministrative(VacationRequest $vacationRequest): void
     {
-        $this->changeState($vacationRequest, VacationRequestState::ACCEPTED_BY_ADMINISTRATIVE);
+        $this->changeState($vacationRequest, VacationRequestState::AcceptedByAdministrative);
 
         $this->dispatcher->dispatch(new VacationRequestAcceptedByAdministrative($vacationRequest));
     }
 
     public function waitForTechnical(VacationRequest $vacationRequest): void
     {
-        $this->changeState($vacationRequest, VacationRequestState::WAITING_FOR_TECHNICAL);
+        $this->changeState($vacationRequest, VacationRequestState::WaitingForTechnical);
     }
 
     public function waitForAdministrative(VacationRequest $vacationRequest): void
     {
-        $this->changeState($vacationRequest, VacationRequestState::WAITING_FOR_ADMINISTRATIVE);
+        $this->changeState($vacationRequest, VacationRequestState::WaitingForAdministrative);
     }
 
     protected function changeState(VacationRequest $vacationRequest, VacationRequestState $state): void
diff --git a/app/Infrastructure/Http/Controllers/HolidayController.php b/app/Infrastructure/Http/Controllers/HolidayController.php
index e69a8ff..fe256dd 100644
--- a/app/Infrastructure/Http/Controllers/HolidayController.php
+++ b/app/Infrastructure/Http/Controllers/HolidayController.php
@@ -35,7 +35,7 @@ class HolidayController extends Controller
 
         return redirect()
             ->route("holidays.index")
-            ->with("success", __("Holiday has been created"));
+            ->with("success", __("Holiday has been created."));
     }
 
     public function edit(Holiday $holiday): Response
@@ -51,7 +51,7 @@ class HolidayController extends Controller
 
         return redirect()
             ->route("holidays.index")
-            ->with("success", __("Holiday has been updated"));
+            ->with("success", __("Holiday has been updated."));
     }
 
     public function destroy(Holiday $holiday): RedirectResponse
@@ -60,6 +60,6 @@ class HolidayController extends Controller
 
         return redirect()
             ->route("holidays.index")
-            ->with("success", __("Holiday has been deleted"));
+            ->with("success", __("Holiday has been deleted."));
     }
 }
diff --git a/app/Infrastructure/Http/Controllers/SelectYearPeriodController.php b/app/Infrastructure/Http/Controllers/SelectYearPeriodController.php
index 14b95e7..75b3cd3 100644
--- a/app/Infrastructure/Http/Controllers/SelectYearPeriodController.php
+++ b/app/Infrastructure/Http/Controllers/SelectYearPeriodController.php
@@ -17,6 +17,6 @@ class SelectYearPeriodController extends Controller
 
         return redirect()
             ->back()
-            ->with("success", __("Selected year period has been changed"));
+            ->with("success", __("Selected year period has been changed."));
     }
 }
diff --git a/app/Infrastructure/Http/Controllers/UserController.php b/app/Infrastructure/Http/Controllers/UserController.php
index 113657a..a49e9ee 100644
--- a/app/Infrastructure/Http/Controllers/UserController.php
+++ b/app/Infrastructure/Http/Controllers/UserController.php
@@ -46,7 +46,7 @@ class UserController extends Controller
 
         return redirect()
             ->route("users.index")
-            ->with("success", __("User has been created"));
+            ->with("success", __("User has been created."));
     }
 
     public function edit(User $user): Response
@@ -64,7 +64,7 @@ class UserController extends Controller
 
         return redirect()
             ->route("users.index")
-            ->with("success", __("User has been updated"));
+            ->with("success", __("User has been updated."));
     }
 
     public function destroy(User $user): RedirectResponse
@@ -73,7 +73,7 @@ class UserController extends Controller
 
         return redirect()
             ->route("users.index")
-            ->with("success", __("User has been deleted"));
+            ->with("success", __("User has been deleted."));
     }
 
     public function restore(User $user): RedirectResponse
@@ -82,6 +82,6 @@ class UserController extends Controller
 
         return redirect()
             ->route("users.index")
-            ->with("success", __("User has been restored"));
+            ->with("success", __("User has been restored."));
     }
 }
diff --git a/app/Infrastructure/Http/Controllers/VacationLimitController.php b/app/Infrastructure/Http/Controllers/VacationLimitController.php
index 7d207d6..2762b7d 100644
--- a/app/Infrastructure/Http/Controllers/VacationLimitController.php
+++ b/app/Infrastructure/Http/Controllers/VacationLimitController.php
@@ -35,6 +35,6 @@ class VacationLimitController extends Controller
 
         return redirect()
             ->back()
-            ->with("success", __("Vacation limits have been updated"));
+            ->with("success", __("Vacation limits have been updated."));
     }
 }
diff --git a/app/Infrastructure/Http/Controllers/VacationRequestController.php b/app/Infrastructure/Http/Controllers/VacationRequestController.php
index 814b35d..060afd6 100644
--- a/app/Infrastructure/Http/Controllers/VacationRequestController.php
+++ b/app/Infrastructure/Http/Controllers/VacationRequestController.php
@@ -95,7 +95,8 @@ class VacationRequestController extends Controller
         $stateManager->markAsCreated($vacationRequest);
 
         return redirect()
-            ->route("vacation.requests.index");
+            ->route("vacation.requests.show", $vacationRequest)
+            ->with("success", __("Vacation request has been created."));
     }
 
     public function reject(
@@ -104,7 +105,8 @@ class VacationRequestController extends Controller
     ): RedirectResponse {
         $stateManager->reject($vacationRequest);
 
-        return redirect()->back();
+        return redirect()->back()
+            ->with("success", __("Vacation request has been rejected."));
     }
 
     public function cancel(
@@ -113,7 +115,8 @@ class VacationRequestController extends Controller
     ): RedirectResponse {
         $stateManager->cancel($vacationRequest);
 
-        return redirect()->back();
+        return redirect()->back()
+            ->with("success", __("Vacation request has been canceled."));
     }
 
     public function acceptAsTechnical(
@@ -122,7 +125,8 @@ class VacationRequestController extends Controller
     ): RedirectResponse {
         $stateManager->acceptAsTechnical($vacationRequest);
 
-        return redirect()->back();
+        return redirect()->back()
+            ->with("success", __("Vacation request has been accepted."));
     }
 
     public function acceptAsAdministrative(
@@ -131,6 +135,7 @@ class VacationRequestController extends Controller
     ): RedirectResponse {
         $stateManager->acceptAsAdministrative($vacationRequest);
 
-        return redirect()->back();
+        return redirect()->back()
+            ->with("success", __("Vacation request has been accepted."));
     }
 }
diff --git a/config/vacation_types.php b/config/vacation_types.php
index 5039dfe..45a5900 100644
--- a/config/vacation_types.php
+++ b/config/vacation_types.php
@@ -6,55 +6,55 @@ use Toby\Domain\Enums\VacationType;
 use Toby\Domain\VacationTypeConfigRetriever;
 
 return [
-    VacationType::VACATION->value => [
+    VacationType::Vacation->value => [
         VacationTypeConfigRetriever::KEY_TECHNICAL_APPROVAL => true,
         VacationTypeConfigRetriever::KEY_ADMINISTRATIVE_APPROVAL => true,
         VacationTypeConfigRetriever::KEY_BILLABLE => true,
         VacationTypeConfigRetriever::KEY_HAS_LIMIT => true,
     ],
-    VacationType::VACATION_ON_REQUEST->value => [
+    VacationType::OnRequest->value => [
         VacationTypeConfigRetriever::KEY_TECHNICAL_APPROVAL => true,
         VacationTypeConfigRetriever::KEY_ADMINISTRATIVE_APPROVAL => true,
         VacationTypeConfigRetriever::KEY_BILLABLE => true,
         VacationTypeConfigRetriever::KEY_HAS_LIMIT => true,
     ],
-    VacationType::TIME_IN_LIEU->value => [
+    VacationType::TimeInLieu->value => [
         VacationTypeConfigRetriever::KEY_TECHNICAL_APPROVAL => false,
         VacationTypeConfigRetriever::KEY_ADMINISTRATIVE_APPROVAL => false,
         VacationTypeConfigRetriever::KEY_BILLABLE => true,
         VacationTypeConfigRetriever::KEY_HAS_LIMIT => false,
     ],
-    VacationType::SICK_VACATION->value => [
+    VacationType::Sick->value => [
         VacationTypeConfigRetriever::KEY_TECHNICAL_APPROVAL => false,
         VacationTypeConfigRetriever::KEY_ADMINISTRATIVE_APPROVAL => true,
         VacationTypeConfigRetriever::KEY_BILLABLE => true,
         VacationTypeConfigRetriever::KEY_HAS_LIMIT => false,
     ],
-    VacationType::UNPAID_VACATION->value => [
+    VacationType::Unpaid->value => [
         VacationTypeConfigRetriever::KEY_TECHNICAL_APPROVAL => true,
         VacationTypeConfigRetriever::KEY_ADMINISTRATIVE_APPROVAL => true,
         VacationTypeConfigRetriever::KEY_BILLABLE => false,
         VacationTypeConfigRetriever::KEY_HAS_LIMIT => false,
     ],
-    VacationType::SPECIAL_VACATION->value => [
+    VacationType::Special->value => [
         VacationTypeConfigRetriever::KEY_TECHNICAL_APPROVAL => true,
         VacationTypeConfigRetriever::KEY_ADMINISTRATIVE_APPROVAL => true,
         VacationTypeConfigRetriever::KEY_BILLABLE => false,
         VacationTypeConfigRetriever::KEY_HAS_LIMIT => false,
     ],
-    VacationType::CHILDCARE_VACATION->value => [
+    VacationType::Childcare->value => [
         VacationTypeConfigRetriever::KEY_TECHNICAL_APPROVAL => true,
         VacationTypeConfigRetriever::KEY_ADMINISTRATIVE_APPROVAL => true,
         VacationTypeConfigRetriever::KEY_BILLABLE => false,
         VacationTypeConfigRetriever::KEY_HAS_LIMIT => false,
     ],
-    VacationType::TRAINING_VACATION->value => [
+    VacationType::Training->value => [
         VacationTypeConfigRetriever::KEY_TECHNICAL_APPROVAL => true,
         VacationTypeConfigRetriever::KEY_ADMINISTRATIVE_APPROVAL => true,
         VacationTypeConfigRetriever::KEY_BILLABLE => true,
         VacationTypeConfigRetriever::KEY_HAS_LIMIT => false,
     ],
-    VacationType::VOLUNTEERING_VACATION->value => [
+    VacationType::Volunteering->value => [
         VacationTypeConfigRetriever::KEY_TECHNICAL_APPROVAL => true,
         VacationTypeConfigRetriever::KEY_ADMINISTRATIVE_APPROVAL => true,
         VacationTypeConfigRetriever::KEY_BILLABLE => true,
diff --git a/database/factories/UserFactory.php b/database/factories/UserFactory.php
index c6a5d93..23f0ea4 100644
--- a/database/factories/UserFactory.php
+++ b/database/factories/UserFactory.php
@@ -23,7 +23,7 @@ class UserFactory extends Factory
             "email" => $this->faker->unique()->safeEmail(),
             "employment_form" => $this->faker->randomElement(EmploymentForm::cases()),
             "position" => $this->faker->jobTitle(),
-            "role" => Role::EMPLOYEE,
+            "role" => Role::Employee,
             "employment_date" => Carbon::createFromInterface($this->faker->dateTimeBetween("2020-10-27"))->toDateString(),
             "remember_token" => Str::random(10),
         ];
diff --git a/database/migrations/2014_10_12_000000_create_users_table.php b/database/migrations/2014_10_12_000000_create_users_table.php
index 5f09111..7b3f574 100644
--- a/database/migrations/2014_10_12_000000_create_users_table.php
+++ b/database/migrations/2014_10_12_000000_create_users_table.php
@@ -16,7 +16,7 @@ return new class() extends Migration {
             $table->string("last_name");
             $table->string("email")->unique();
             $table->string("avatar")->nullable();
-            $table->string("role")->default(Role::EMPLOYEE->value);
+            $table->string("role")->default(Role::Employee->value);
             $table->string("position");
             $table->string("employment_form");
             $table->date("employment_date");
diff --git a/package-lock.json b/package-lock.json
index 7795438..958999c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -25,7 +25,8 @@
                 "vue": "^3.2.26",
                 "vue-echarts": "^6.0.2",
                 "vue-flatpickr-component": "^9.0.5",
-                "vue-loader": "^17.0.0"
+                "vue-loader": "^17.0.0",
+                "vue-toastification": "^2.0.0-rc.5"
             },
             "devDependencies": {
                 "eslint": "^8.6.0",
@@ -8943,6 +8944,14 @@
             "resolved": "https://registry.npmjs.org/hash-sum/-/hash-sum-1.0.2.tgz",
             "integrity": "sha1-M7QHd3VMZDJXPBIMw4CLvRDUfwQ="
         },
+        "node_modules/vue-toastification": {
+            "version": "2.0.0-rc.5",
+            "resolved": "https://registry.npmjs.org/vue-toastification/-/vue-toastification-2.0.0-rc.5.tgz",
+            "integrity": "sha512-q73e5jy6gucEO/U+P48hqX+/qyXDozAGmaGgLFm5tXX4wJBcVsnGp4e/iJqlm9xzHETYOilUuwOUje2Qg1JdwA==",
+            "peerDependencies": {
+                "vue": "^3.0.2"
+            }
+        },
         "node_modules/watchpack": {
             "version": "2.3.1",
             "resolved": "https://registry.npmjs.org/watchpack/-/watchpack-2.3.1.tgz",
@@ -16100,6 +16109,12 @@
                 }
             }
         },
+        "vue-toastification": {
+            "version": "2.0.0-rc.5",
+            "resolved": "https://registry.npmjs.org/vue-toastification/-/vue-toastification-2.0.0-rc.5.tgz",
+            "integrity": "sha512-q73e5jy6gucEO/U+P48hqX+/qyXDozAGmaGgLFm5tXX4wJBcVsnGp4e/iJqlm9xzHETYOilUuwOUje2Qg1JdwA==",
+            "requires": {}
+        },
         "watchpack": {
             "version": "2.3.1",
             "resolved": "https://registry.npmjs.org/watchpack/-/watchpack-2.3.1.tgz",
diff --git a/package.json b/package.json
index c69812f..9588eff 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,8 @@
         "vue": "^3.2.26",
         "vue-echarts": "^6.0.2",
         "vue-flatpickr-component": "^9.0.5",
-        "vue-loader": "^17.0.0"
+        "vue-loader": "^17.0.0",
+        "vue-toastification": "^2.0.0-rc.5"
     },
     "devDependencies": {
         "eslint": "^8.6.0",
diff --git a/resources/css/app.css b/resources/css/app.css
index 350af46..3c5c746 100644
--- a/resources/css/app.css
+++ b/resources/css/app.css
@@ -1,4 +1,5 @@
 @import 'flatpickr/dist/themes/light.css';
+@import 'vue-toastification/dist/index.css';
 
 @tailwind base;
 @tailwind components;
diff --git a/resources/js/Composables/monthInfo.js b/resources/js/Composables/monthInfo.js
new file mode 100644
index 0000000..3d7af0a
--- /dev/null
+++ b/resources/js/Composables/monthInfo.js
@@ -0,0 +1,60 @@
+const months = [
+  {
+    'name': 'Styczeń',
+    'value': 'january',
+  },
+  {
+    'name': 'Luty',
+    'value': 'february',
+  },
+  {
+    'name': 'Marzec',
+    'value': 'march',
+  },
+  {
+    'name': 'Kwiecień',
+    'value': 'april',
+  },
+  {
+    'name': 'Maj',
+    'value': 'may',
+  },
+  {
+    'name': 'Czerwiec',
+    'value': 'june',
+  },
+  {
+    'name': 'Lipiec',
+    'value': 'july',
+  },
+  {
+    'name': 'Sierpień',
+    'value': 'august',
+  },
+  {
+    'name': 'Wrzesień',
+    'value': 'september',
+  },
+  {
+    'name': 'Październik',
+    'value': 'october',
+  },
+  {
+    'name': 'Listopad',
+    'value': 'november',
+  },
+  {
+    'name': 'Grudzień',
+    'value': 'december',
+  },
+]
+
+export function useMonthInfo() {
+  const getMonths = () => months
+  const findMonth = value => months.find(month => month.value === value)
+
+  return {
+    getMonths,
+    findMonth,
+  }
+}
diff --git a/resources/js/Composables/statusInfo.js b/resources/js/Composables/statusInfo.js
index 1d73c5a..94026d7 100644
--- a/resources/js/Composables/statusInfo.js
+++ b/resources/js/Composables/statusInfo.js
@@ -31,7 +31,7 @@ const statuses = [
     },
   },
   {
-    text: 'Czeka na akceptację od technicznego',
+    text: 'Czeka na akceptację od przełożonego technicznego',
     value: 'waiting_for_technical',
     outline: {
       icon: OutlineClockIcon,
@@ -44,7 +44,7 @@ const statuses = [
     },
   },
   {
-    text: 'Czeka na akceptację od administracyjnego',
+    text: 'Czeka na akceptację od przełożonego administracyjnego',
     value: 'waiting_for_administrative',
     outline: {
       icon: OutlineClockIcon,
@@ -70,7 +70,7 @@ const statuses = [
     },
   },
   {
-    text: 'Zaakceptowany przez technicznego',
+    text: 'Zaakceptowany przez przełożonego technicznego',
     value: 'accepted_by_technical',
     outline: {
       icon: OutlineThumbUpIcon,
@@ -83,7 +83,7 @@ const statuses = [
     },
   },
   {
-    text: 'Zaakceptowany przez administracyjnego',
+    text: 'Zaakceptowany przez przełożonego administracyjnego',
     value: 'accepted_by_administrative',
     outline: {
       icon: OutlineThumbUpIcon,
diff --git a/resources/js/Pages/Calendar.vue b/resources/js/Pages/Calendar.vue
index ca0c8e5..1415b0a 100644
--- a/resources/js/Pages/Calendar.vue
+++ b/resources/js/Pages/Calendar.vue
@@ -126,6 +126,7 @@
 import {Menu, MenuButton, MenuItem, MenuItems} from '@headlessui/vue'
 import {CheckIcon, ChevronDownIcon} from '@heroicons/vue/solid'
 import {computed} from 'vue'
+import {useMonthInfo} from '@/Composables/monthInfo'
 
 export default {
   name: 'VacationCalendar',
@@ -152,58 +153,10 @@ export default {
     },
   },
   setup(props) {
-    const months = [
-      {
-        'name': 'Styczeń',
-        'value': 'january',
-      },
-      {
-        'name': 'Luty',
-        'value': 'february',
-      },
-      {
-        'name': 'Marzec',
-        'value': 'march',
-      },
-      {
-        'name': 'Kwiecień',
-        'value': 'april',
-      },
-      {
-        'name': 'Maj',
-        'value': 'may',
-      },
-      {
-        'name': 'Czerwiec',
-        'value': 'june',
-      },
-      {
-        'name': 'Lipiec',
-        'value': 'july',
-      },
-      {
-        'name': 'Sierpień',
-        'value': 'august',
-      },
-      {
-        'name': 'Wrzesień',
-        'value': 'september',
-      },
-      {
-        'name': 'Październik',
-        'value': 'october',
-      },
-      {
-        'name': 'Listopad',
-        'value': 'november',
-      },
-      {
-        'name': 'Grudzień',
-        'value': 'december',
-      },
-    ]
+    const {getMonths, findMonth} = useMonthInfo()
+    const months = getMonths()
 
-    const selectedMonth = computed(() => months.find(month => month.value === props.currentMonth))
+    const selectedMonth = computed(() => findMonth(props.currentMonth))
 
     return {
       months,
diff --git a/resources/js/Pages/Login.vue b/resources/js/Pages/Login.vue
index 324fd4e..e73c659 100644
--- a/resources/js/Pages/Login.vue
+++ b/resources/js/Pages/Login.vue
@@ -15,7 +15,7 @@
       <div class="p-4">
         <div class="flex items-center">
           <div class="w-0 flex-1 flex justify-between">
-            <ExclamationIcon class="h-5 w-5 text-white" />
+            <ExclamationIcon class="h-5 w-5 mr-1 text-white" />
             <p class="w-0 flex-1 text-sm font-medium text-white">
               {{ errors.oauth }}
             </p>
diff --git a/resources/js/Pages/VacationRequest/Show.vue b/resources/js/Pages/VacationRequest/Show.vue
index 1c4f519..1e46a04 100644
--- a/resources/js/Pages/VacationRequest/Show.vue
+++ b/resources/js/Pages/VacationRequest/Show.vue
@@ -126,6 +126,7 @@
               :href="`/vacation-requests/${request.id}/accept-as-technical`"
               method="post"
               as="button"
+              preserve-scroll
               class="inline-flex justify-center py-2 px-4 border border-transparent shadow-sm text-sm font-medium rounded-md text-white bg-blumilk-600 hover:bg-blumilk-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-blumilk-500"
             >
               Zaakceptuj wniosek
@@ -148,6 +149,7 @@
               :href="`/vacation-requests/${request.id}/accept-as-administrative`"
               method="post"
               as="button"
+              preserve-scroll
               class="inline-flex justify-center py-2 px-4 border border-transparent shadow-sm text-sm font-medium rounded-md text-white bg-blumilk-600 hover:bg-blumilk-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-blumilk-500"
             >
               Zaakceptuj wniosek
@@ -170,6 +172,7 @@
               :href="`/vacation-requests/${request.id}/reject`"
               method="post"
               as="button"
+              preserve-scroll
               class="inline-flex items-center justify-center px-4 py-2 border border-transparent font-medium rounded-md text-red-700 bg-red-100 hover:bg-red-200 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-red-500 sm:text-sm"
             >
               Odrzuć wniosek
@@ -192,6 +195,7 @@
               :href="`/vacation-requests/${request.id}/cancel`"
               method="post"
               as="button"
+              preserve-scroll
               class="inline-flex items-center justify-center px-4 py-2 border border-transparent font-medium rounded-md text-red-700 bg-red-100 hover:bg-red-200 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-red-500 sm:text-sm"
             >
               Anuluj wniosek
diff --git a/resources/js/Shared/Layout/AppLayout.vue b/resources/js/Shared/Layout/AppLayout.vue
index 7ad4df4..3d68e57 100644
--- a/resources/js/Shared/Layout/AppLayout.vue
+++ b/resources/js/Shared/Layout/AppLayout.vue
@@ -11,9 +11,36 @@
 
 <script>
 import MainMenu from '@/Shared/MainMenu'
+import {useToast} from 'vue-toastification'
+import {watch} from 'vue'
 
 export default {
   name: 'AppLayout',
-  components: {MainMenu},
+  components: {
+    MainMenu,
+  },
+  props: {
+    flash: {
+      type: Object,
+      default: () => null,
+    },
+  },
+  setup(props) {
+    const toast = useToast()
+
+    watch(() => props.flash, flash => {
+      if (flash.success) {
+        toast.success(flash.success)
+      }
+
+      if (flash.error) {
+        toast.error(flash.error)
+      }
+    }, {immediate:true})
+
+    return {
+      toast,
+    }
+  },
 }
 </script>
diff --git a/resources/js/Shared/Layout/GuestLayout.vue b/resources/js/Shared/Layout/GuestLayout.vue
index 5c2589c..50ad393 100644
--- a/resources/js/Shared/Layout/GuestLayout.vue
+++ b/resources/js/Shared/Layout/GuestLayout.vue
@@ -1,4 +1,3 @@
-
 <template>
   <div class="min-h-screen flex flex-col justify-center py-12 sm:px-6 lg:px-8 bg-blumilk-25">
     <slot />
diff --git a/resources/js/Shared/MainMenu.vue b/resources/js/Shared/MainMenu.vue
index d5df879..cb75cdd 100644
--- a/resources/js/Shared/MainMenu.vue
+++ b/resources/js/Shared/MainMenu.vue
@@ -363,11 +363,11 @@ export default {
 
     const navigation = [
       {name: 'Strona główna', href: '/', icon: HomeIcon, current: true},
-      {name: 'Użytkownicy', href: '/users', icon: UserGroupIcon, current: false},
-      {name: 'Dostępne urlopy', href: '/vacation-limits', icon: SunIcon, current: false},
-      {name: 'Twoje wnioski', href: '/vacation-requests', icon: CollectionIcon, current: false},
-      {name: 'Dni wolne', href: '/holidays', icon: StarIcon, current: false},
+      {name: 'Wnioski urlopowe', href: '/vacation-requests', icon: CollectionIcon, current: false},
       {name: 'Kalendarz urlopów', href: '/vacation-calendar', icon: CalendarIcon, current: false},
+      {name: 'Dni wolne', href: '/holidays', icon: StarIcon, current: false},
+      {name: 'Limity urlopów', href: '/vacation-limits', icon: SunIcon, current: false},
+      {name: 'Użytkownicy', href: '/users', icon: UserGroupIcon, current: false},
     ]
     const userNavigation = [
       {name: 'Your Profile', href: '#'},
@@ -390,4 +390,4 @@ export default {
     }
   },
 }
-</script>
\ No newline at end of file
+</script>
diff --git a/resources/js/app.js b/resources/js/app.js
index 9fea4a1..4d9a68e 100644
--- a/resources/js/app.js
+++ b/resources/js/app.js
@@ -4,6 +4,7 @@ import {InertiaProgress} from '@inertiajs/progress'
 import AppLayout from '@/Shared/Layout/AppLayout'
 import Flatpickr from 'flatpickr'
 import { Polish } from 'flatpickr/dist/l10n/pl.js'
+import Toast from 'vue-toastification'
 
 createInertiaApp({
   resolve: name => {
@@ -16,6 +17,11 @@ createInertiaApp({
   setup({el, App, props, plugin}) {
     createApp({render: () => h(App, props)})
       .use(plugin)
+      .use(Toast, {
+        position: 'bottom-right',
+        maxToast: 5,
+
+      })
       .component('InertiaLink', Link)
       .component('InertiaHead', Head)
       .mount(el)
diff --git a/resources/lang/pl.json b/resources/lang/pl.json
index d46d45d..386b736 100644
--- a/resources/lang/pl.json
+++ b/resources/lang/pl.json
@@ -31,6 +31,19 @@
   "Vacation limit has been exceeded.": "Limit urlopu został przekroczony.",
   "Vacation needs minimum one day.": "Urlop musi być co najmniej na jeden dzień.",
   "The vacation request cannot be created at the turn of the year.": "Wniosek urlopowy nie może zostać złożony na przełomie roku.",
+  "User has been created.": "Użytkownik został utworzony.",
+  "User has been updated.": "Użytkownik został zaktualizowany.",
+  "User has been deleted.": "Użytkownik został usunięty.",
+  "User has been restored.": "Użytkownik został przywrócony.",
+  "Holiday has been created.": "Dzień wolny został utworzony.",
+  "Holiday has been updated.": "Dzień wolny został zaktualizowany.",
+  "Holiday has been deleted.": "Dzień wolny został usunięty.",
+  "Selected year period has been changed.": "Wybrany rok został zmieniony.",
+  "Vacation limits have been updated.": "Limity urlopów zostały zaktualizowane.",
+  "Vacation request has been created.": "Wniosek urlopowy został utworzony.",
+  "Vacation request has been accepted.": "Wniosek urlopowy został zaakceptowany.",
+  "Vacation request has been rejected.": "Wniosek urlopowy został odrzucony.",
+  "Vacation request has been canceled.": "Wniosek urlopowy został anulowany.",
   "Hi :user!": "Cześć :user!",
   "The vacation request :title has changed state to :state.": "Wniosek urlopowy :title zmienił status na :state.",
   "Vacation request :title": "Wniosek urlopowy :title",
diff --git a/resources/views/pdf/vacation-request.blade.php b/resources/views/pdf/vacation-request.blade.php
index 9300bf2..8561076 100644
--- a/resources/views/pdf/vacation-request.blade.php
+++ b/resources/views/pdf/vacation-request.blade.php
@@ -74,7 +74,7 @@
         <h2>Wniosek o urlop</h2>
         <p class="content">
             Proszę o {{ mb_strtolower($vacationRequest->type->label()) }} w okresie od dnia {{ $vacationRequest->from->format("d.m.Y") }}
-            do dnia {{ $vacationRequest->to->format("d.m.Y") }} włącznie tj. {{ $vacationRequest->estimated_days }} dni roboczych za rok {{ $vacationRequest->yearPeriod->year }}.
+            do dnia {{ $vacationRequest->to->format("d.m.Y") }} włącznie tj. {{ $vacationRequest->vacations()->count() }} dni roboczych za rok {{ $vacationRequest->yearPeriod->year }}.
         </p>
     </div>
 
diff --git a/tests/Feature/UserTest.php b/tests/Feature/UserTest.php
index ecec1d6..3ec5af4 100644
--- a/tests/Feature/UserTest.php
+++ b/tests/Feature/UserTest.php
@@ -88,10 +88,10 @@ class UserTest extends FeatureTestCase
             ->post("/users", [
                 "firstName" => "John",
                 "lastName" => "Doe",
-                "role" => Role::EMPLOYEE->value,
+                "role" => Role::Employee->value,
                 "position" => "Test position",
                 "email" => "john.doe@example.com",
-                "employmentForm" => EmploymentForm::B2B_CONTRACT->value,
+                "employmentForm" => EmploymentForm::B2bContract->value,
                 "employmentDate" => Carbon::now()->toDateString(),
             ])
             ->assertSessionHasNoErrors();
@@ -100,9 +100,9 @@ class UserTest extends FeatureTestCase
             "first_name" => "John",
             "last_name" => "Doe",
             "email" => "john.doe@example.com",
-            "role" => Role::EMPLOYEE->value,
+            "role" => Role::Employee->value,
             "position" => "Test position",
-            "employment_form" => EmploymentForm::B2B_CONTRACT->value,
+            "employment_form" => EmploymentForm::B2bContract->value,
             "employment_date" => Carbon::now()->toDateString(),
         ]);
     }
@@ -127,9 +127,9 @@ class UserTest extends FeatureTestCase
                 "firstName" => "John",
                 "lastName" => "Doe",
                 "email" => "john.doe@example.com",
-                "role" => Role::EMPLOYEE->value,
+                "role" => Role::Employee->value,
                 "position" => "Test position",
-                "employmentForm" => EmploymentForm::B2B_CONTRACT->value,
+                "employmentForm" => EmploymentForm::B2bContract->value,
                 "employmentDate" => Carbon::now()->toDateString(),
             ])
             ->assertSessionHasNoErrors();
@@ -138,9 +138,9 @@ class UserTest extends FeatureTestCase
             "first_name" => "John",
             "last_name" => "Doe",
             "email" => "john.doe@example.com",
-            "role" => Role::EMPLOYEE->value,
+            "role" => Role::Employee->value,
             "position" => "Test position",
-            "employment_form" => EmploymentForm::B2B_CONTRACT->value,
+            "employment_form" => EmploymentForm::B2bContract->value,
             "employment_date" => Carbon::now()->toDateString(),
         ]);
     }
diff --git a/tests/Feature/VacationRequestTest.php b/tests/Feature/VacationRequestTest.php
index 5b40026..98e95e0 100644
--- a/tests/Feature/VacationRequestTest.php
+++ b/tests/Feature/VacationRequestTest.php
@@ -65,7 +65,7 @@ class VacationRequestTest extends FeatureTestCase
 
         $this->actingAs($user)
             ->post("/vacation-requests", [
-                "type" => VacationType::VACATION->value,
+                "type" => VacationType::Vacation->value,
                 "from" => Carbon::create($currentYearPeriod->year, 2, 7)->toDateString(),
                 "to" => Carbon::create($currentYearPeriod->year, 2, 11)->toDateString(),
                 "comment" => "Comment for the vacation request.",
@@ -76,8 +76,8 @@ class VacationRequestTest extends FeatureTestCase
             "user_id" => $user->id,
             "year_period_id" => $currentYearPeriod->id,
             "name" => "1/" . $currentYearPeriod->year,
-            "type" => VacationType::VACATION->value,
-            "state" => VacationRequestState::WAITING_FOR_TECHNICAL,
+            "type" => VacationType::Vacation->value,
+            "state" => VacationRequestState::WaitingForTechnical,
             "from" => Carbon::create($currentYearPeriod->year, 2, 7)->toDateString(),
             "to" => Carbon::create($currentYearPeriod->year, 2, 11)->toDateString(),
             "comment" => "Comment for the vacation request.",
@@ -91,8 +91,8 @@ class VacationRequestTest extends FeatureTestCase
         $currentYearPeriod = YearPeriod::current();
 
         $vacationRequest = VacationRequest::factory([
-            "state" => VacationRequestState::WAITING_FOR_TECHNICAL,
-            "type" => VacationType::VACATION,
+            "state" => VacationRequestState::WaitingForTechnical,
+            "type" => VacationType::Vacation,
         ])
             ->for($user)
             ->for($currentYearPeriod)
@@ -103,7 +103,7 @@ class VacationRequestTest extends FeatureTestCase
             ->assertSessionHasNoErrors();
 
         $this->assertDatabaseHas("vacation_requests", [
-            "state" => VacationRequestState::WAITING_FOR_ADMINISTRATIVE,
+            "state" => VacationRequestState::WaitingForAdministrative,
         ]);
     }
 
@@ -115,7 +115,7 @@ class VacationRequestTest extends FeatureTestCase
         $currentYearPeriod = YearPeriod::current();
 
         $vacationRequest = VacationRequest::factory([
-            "state" => VacationRequestState::WAITING_FOR_ADMINISTRATIVE,
+            "state" => VacationRequestState::WaitingForAdministrative,
         ])
             ->for($user)
             ->for($currentYearPeriod)
@@ -126,7 +126,7 @@ class VacationRequestTest extends FeatureTestCase
             ->assertSessionHasNoErrors();
 
         $this->assertDatabaseHas("vacation_requests", [
-            "state" => VacationRequestState::APPROVED,
+            "state" => VacationRequestState::Approved,
         ]);
     }
 
@@ -144,8 +144,8 @@ class VacationRequestTest extends FeatureTestCase
             ->create();
 
         $vacationRequest = VacationRequest::factory([
-            "state" => VacationRequestState::WAITING_FOR_TECHNICAL,
-            "type" => VacationType::VACATION,
+            "state" => VacationRequestState::WaitingForTechnical,
+            "type" => VacationType::Vacation,
         ])
             ->for($user)
             ->for($currentYearPeriod)
@@ -156,7 +156,7 @@ class VacationRequestTest extends FeatureTestCase
             ->assertSessionHasNoErrors();
 
         $this->assertDatabaseHas("vacation_requests", [
-            "state" => VacationRequestState::REJECTED,
+            "state" => VacationRequestState::Rejected,
         ]);
     }
 
@@ -174,7 +174,7 @@ class VacationRequestTest extends FeatureTestCase
 
         $this->actingAs($user)
             ->post("/vacation-requests", [
-                "type" => VacationType::VACATION->value,
+                "type" => VacationType::Vacation->value,
                 "from" => Carbon::create($currentYearPeriod->year, 2, 7)->toDateString(),
                 "to" => Carbon::create($currentYearPeriod->year, 2, 11)->toDateString(),
                 "comment" => "Comment for the vacation request.",
@@ -198,7 +198,7 @@ class VacationRequestTest extends FeatureTestCase
 
         $this->actingAs($user)
             ->post("/vacation-requests", [
-                "type" => VacationType::VACATION->value,
+                "type" => VacationType::Vacation->value,
                 "from" => Carbon::create($currentYearPeriod->year, 2, 5)->toDateString(),
                 "to" => Carbon::create($currentYearPeriod->year, 2, 6)->toDateString(),
                 "comment" => "Vacation at weekend.",
@@ -229,7 +229,7 @@ class VacationRequestTest extends FeatureTestCase
 
         $this->actingAs($user)
             ->post("/vacation-requests", [
-                "type" => VacationType::VACATION->value,
+                "type" => VacationType::Vacation->value,
                 "from" => Carbon::create($currentYearPeriod->year, 4, 18)->toDateString(),
                 "to" => Carbon::create($currentYearPeriod->year, 4, 18)->toDateString(),
                 "comment" => "Vacation at holiday.",
@@ -252,8 +252,8 @@ class VacationRequestTest extends FeatureTestCase
             ->create();
 
         VacationRequest::factory([
-            "type" => VacationType::VACATION->value,
-            "state" => VacationRequestState::WAITING_FOR_TECHNICAL,
+            "type" => VacationType::Vacation->value,
+            "state" => VacationRequestState::WaitingForTechnical,
             "from" => Carbon::create($currentYearPeriod->year, 2, 1)->toDateString(),
             "to" => Carbon::create($currentYearPeriod->year, 2, 4)->toDateString(),
             "comment" => "Comment for the vacation request.",
@@ -264,7 +264,7 @@ class VacationRequestTest extends FeatureTestCase
 
         $this->actingAs($user)
             ->post("/vacation-requests", [
-                "type" => VacationType::VACATION->value,
+                "type" => VacationType::Vacation->value,
                 "from" => Carbon::create($currentYearPeriod->year, 2, 1)->toDateString(),
                 "to" => Carbon::create($currentYearPeriod->year, 2, 4)->toDateString(),
                 "comment" => "Another comment for the another vacation request.",
@@ -288,8 +288,8 @@ class VacationRequestTest extends FeatureTestCase
             ->create();
 
         VacationRequest::factory([
-            "type" => VacationType::VACATION->value,
-            "state" => VacationRequestState::APPROVED,
+            "type" => VacationType::Vacation->value,
+            "state" => VacationRequestState::Approved,
             "from" => Carbon::create($currentYearPeriod->year, 2, 2)->toDateString(),
             "to" => Carbon::create($currentYearPeriod->year, 2, 4)->toDateString(),
             "comment" => "Comment for the vacation request.",
@@ -300,7 +300,7 @@ class VacationRequestTest extends FeatureTestCase
 
         $this->actingAs($user)
             ->post("/vacation-requests", [
-                "type" => VacationType::VACATION->value,
+                "type" => VacationType::Vacation->value,
                 "from" => Carbon::create($currentYearPeriod->year, 2, 1)->toDateString(),
                 "to" => Carbon::create($currentYearPeriod->year, 2, 4)->toDateString(),
                 "comment" => "Another comment for the another vacation request.",
@@ -316,7 +316,7 @@ class VacationRequestTest extends FeatureTestCase
         $currentYearPeriod = YearPeriod::current();
         $this->actingAs($user)
             ->post("/vacation-requests", [
-                "type" => VacationType::VACATION->value,
+                "type" => VacationType::Vacation->value,
                 "from" => Carbon::create($currentYearPeriod->year, 2, 7)->toDateString(),
                 "to" => Carbon::create($currentYearPeriod->year, 2, 6)->toDateString(),
                 "comment" => "Comment for the vacation request.",
@@ -333,7 +333,7 @@ class VacationRequestTest extends FeatureTestCase
         $nextYearPeriod = $this->createYearPeriod(Carbon::now()->year + 1);
         $this->actingAs($user)
             ->post("/vacation-requests", [
-                "type" => VacationType::VACATION->value,
+                "type" => VacationType::Vacation->value,
                 "from" => Carbon::create($currentYearPeriod->year, 12, 27)->toDateString(),
                 "to" => Carbon::create($nextYearPeriod->year, 1, 2)->toDateString(),
                 "comment" => "Comment for the vacation request.",
diff --git a/tests/Unit/VacationRequestStatesTest.php b/tests/Unit/VacationRequestStatesTest.php
index 43069f0..ed943d6 100644
--- a/tests/Unit/VacationRequestStatesTest.php
+++ b/tests/Unit/VacationRequestStatesTest.php
@@ -5,14 +5,11 @@ declare(strict_types=1);
 namespace Tests\Unit;
 
 use Illuminate\Foundation\Testing\DatabaseMigrations;
-use Illuminate\Support\Facades\Notification;
 use Illuminate\Support\Carbon;
 use Tests\TestCase;
 use Tests\Traits\InteractsWithYearPeriods;
-use Toby\Domain\Enums\Role;
 use Toby\Domain\Enums\VacationRequestState;
 use Toby\Domain\Enums\VacationType;
-use Toby\Domain\Notifications\VacationRequestNotification;
 use Toby\Domain\VacationRequestStateManager;
 use Toby\Eloquent\Models\User;
 use Toby\Eloquent\Models\VacationRequest;
@@ -42,8 +39,8 @@ class VacationRequestStatesTest extends TestCase
 
         /** @var VacationRequest $vacationRequest */
         $vacationRequest = VacationRequest::factory([
-            "type" => VacationType::VACATION->value,
-            "state" => VacationRequestState::CREATED,
+            "type" => VacationType::Vacation->value,
+            "state" => VacationRequestState::Created,
             "from" => Carbon::create($currentYearPeriod->year, 2, 1)->toDateString(),
             "to" => Carbon::create($currentYearPeriod->year, 2, 4)->toDateString(),
             "comment" => "Comment for the vacation request.",
@@ -54,7 +51,7 @@ class VacationRequestStatesTest extends TestCase
 
         $this->stateManager->waitForTechnical($vacationRequest);
 
-        $this->assertEquals(VacationRequestState::WAITING_FOR_TECHNICAL, $vacationRequest->state);
+        $this->assertEquals(VacationRequestState::WaitingForTechnical, $vacationRequest->state);
     }
 
     public function testAfterCreatingVacationRequestOfTypeSickVacationItTransitsToProperState(): void
@@ -65,8 +62,8 @@ class VacationRequestStatesTest extends TestCase
 
         /** @var VacationRequest $vacationRequest */
         $vacationRequest = VacationRequest::factory([
-            "type" => VacationType::SICK_VACATION->value,
-            "state" => VacationRequestState::CREATED,
+            "type" => VacationType::Sick->value,
+            "state" => VacationRequestState::Created,
             "from" => Carbon::create($currentYearPeriod->year, 2, 1)->toDateString(),
             "to" => Carbon::create($currentYearPeriod->year, 2, 4)->toDateString(),
         ])
@@ -76,7 +73,7 @@ class VacationRequestStatesTest extends TestCase
 
         $this->stateManager->approve($vacationRequest);
 
-        $this->assertEquals(VacationRequestState::APPROVED, $vacationRequest->state);
+        $this->assertEquals(VacationRequestState::Approved, $vacationRequest->state);
     }
 
     public function testAfterCreatingVacationRequestOfTypeTimeInLieuItTransitsToProperState(): void
@@ -87,8 +84,8 @@ class VacationRequestStatesTest extends TestCase
 
         /** @var VacationRequest $vacationRequest */
         $vacationRequest = VacationRequest::factory([
-            "type" => VacationType::TIME_IN_LIEU->value,
-            "state" => VacationRequestState::CREATED,
+            "type" => VacationType::TimeInLieu->value,
+            "state" => VacationRequestState::Created,
             "from" => Carbon::create($currentYearPeriod->year, 2, 2)->toDateString(),
             "to" => Carbon::create($currentYearPeriod->year, 2, 2)->toDateString(),
         ])
@@ -98,6 +95,6 @@ class VacationRequestStatesTest extends TestCase
 
         $this->stateManager->approve($vacationRequest);
 
-        $this->assertEquals(VacationRequestState::APPROVED, $vacationRequest->state);
+        $this->assertEquals(VacationRequestState::Approved, $vacationRequest->state);
     }
 }