diff --git a/.github/workflows/CI_build.yml b/.github/workflows/CI_build.yml
index ea44fe1..7a34eeb 100644
--- a/.github/workflows/CI_build.yml
+++ b/.github/workflows/CI_build.yml
@@ -19,7 +19,7 @@ jobs:
 
     steps:
     - name: Checkout repo
-      uses: actions/checkout@v6
+      uses: actions/checkout@v7
       with:
         submodules: 'true'