diff --git a/.github/workflows/ccpp.yml b/.github/workflows/ccpp.yml
index 1fe3ff9..acefb08 100644
--- a/.github/workflows/ccpp.yml
+++ b/.github/workflows/ccpp.yml
@@ -11,7 +11,7 @@ jobs:
 
     steps:
     - name: CheckOut
-      uses: actions/checkout@v1
+      uses: actions/checkout@v4.1.1
 
     - name: Install Dependencies [Linux]
       if: matrix.os == 'ubuntu-latest'