diff --git a/.github/workflows/phpunit.yml b/.github/workflows/phpunit.yml
index d889791..941d3e5 100644
--- a/.github/workflows/phpunit.yml
+++ b/.github/workflows/phpunit.yml
@@ -16,7 +16,7 @@ jobs:
 
         steps:
             -   name: Checkout code
-                uses: actions/checkout@v4
+                uses: actions/checkout@v5
 
             -   name: Setup PHP
                 uses: shivammathur/setup-php@v2