diff --git a/.github/workflows/continuous-integration.yml b/.github/workflows/continuous-integration.yml
index cbf4eb2..e6bcd4e 100644
--- a/.github/workflows/continuous-integration.yml
+++ b/.github/workflows/continuous-integration.yml
@@ -14,7 +14,7 @@ jobs:
     name: PHPUnit Coverage
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v4.1.1
       - uses: shivammathur/setup-php@2.26.0
         with:
           php-version: 8.1
@@ -38,7 +38,7 @@ jobs:
     runs-on: "ubuntu-latest"
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v4.1.1
       - uses: shivammathur/setup-php@2.26.0
         with:
           php-version: 8.1