diff --git a/database/seeders/DatabaseSeeder.php b/database/seeders/DatabaseSeeder.php
index 74e8b6a..ea21c71 100644
--- a/database/seeders/DatabaseSeeder.php
+++ b/database/seeders/DatabaseSeeder.php
@@ -71,7 +71,6 @@ class DatabaseSeeder extends Seeder
                 ])
                 ->afterCreating(function (VacationRequest $vacationRequest): void {
                     $days = app(WorkDaysCalculator::class)->calculateDays(
-                        $vacationRequest->yearPeriod,
                         $vacationRequest->from,
                         $vacationRequest->to,
                     );
diff --git a/database/seeders/DemoSeeder.php b/database/seeders/DemoSeeder.php
index d879612..5d321ab 100644
--- a/database/seeders/DemoSeeder.php
+++ b/database/seeders/DemoSeeder.php
@@ -165,7 +165,6 @@ class DemoSeeder extends Seeder
             ->for($currentYearPeriod)
             ->afterCreating(function (VacationRequest $vacationRequest): void {
                 $days = app(WorkDaysCalculator::class)->calculateDays(
-                    $vacationRequest->yearPeriod,
                     $vacationRequest->from,
                     $vacationRequest->to,
                 );
@@ -235,7 +234,6 @@ class DemoSeeder extends Seeder
             ->for($currentYearPeriod)
             ->afterCreating(function (VacationRequest $vacationRequest): void {
                 $days = app(WorkDaysCalculator::class)->calculateDays(
-                    $vacationRequest->yearPeriod,
                     $vacationRequest->from,
                     $vacationRequest->to,
                 );
@@ -292,7 +290,6 @@ class DemoSeeder extends Seeder
             ->for($currentYearPeriod)
             ->afterCreating(function (VacationRequest $vacationRequest): void {
                 $days = app(WorkDaysCalculator::class)->calculateDays(
-                    $vacationRequest->yearPeriod,
                     $vacationRequest->from,
                     $vacationRequest->to,
                 );