diff --git a/.github/workflows/maven.yml b/.github/workflows/maven.yml
index ca7689c8..12ec0f1f 100644
--- a/.github/workflows/maven.yml
+++ b/.github/workflows/maven.yml
@@ -20,7 +20,7 @@ jobs:
 
     steps:
     - name: Checkout project
-      uses: actions/checkout@v4
+      uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6
 
     - name: Set up JDK
       uses: actions/setup-java@v3