diff --git a/.github/workflows/test_ci.yml b/.github/workflows/test_ci.yml
index 670c19b..e5c6845 100644
--- a/.github/workflows/test_ci.yml
+++ b/.github/workflows/test_ci.yml
@@ -18,7 +18,7 @@ jobs:
       max-parallel: 4
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Setup Google-Test
         run: |