diff --git a/.github/workflows/code_quality.yml b/.github/workflows/code_quality.yml
index 6dce1c7..eddebab 100644
--- a/.github/workflows/code_quality.yml
+++ b/.github/workflows/code_quality.yml
@@ -14,7 +14,7 @@ jobs:
     name: Check source code quality
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: dart-lang/setup-dart@v1
 
       # Get dart dependencies.