diff --git a/.github/workflows/CI_build.yml b/.github/workflows/CI_build.yml
index 33d03d5..1dbf393 100644
--- a/.github/workflows/CI_build.yml
+++ b/.github/workflows/CI_build.yml
@@ -9,7 +9,7 @@ jobs:
 
     steps:
     - name: Checkout repo
-      uses: actions/checkout@v6
+      uses: actions/checkout@v7
 
     - name: Install swissfileknife
       run: |