diff --git a/.github/workflows/pullrequest.yml b/.github/workflows/pullrequest.yml
index 35c7c57..3dae50e 100644
--- a/.github/workflows/pullrequest.yml
+++ b/.github/workflows/pullrequest.yml
@@ -23,7 +23,7 @@ jobs:
         php-version: ['8.0', '8.1', '8.2']
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           submodules: true
           fetch-depth: 0