diff --git a/README.md b/README.md
index 58a5a51..3cc140b 100644
--- a/README.md
+++ b/README.md
@@ -30,7 +30,7 @@ jobs:
   sonarqube:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         # Disabling shallow clone is recommended for improving relevancy of reporting.
         fetch-depth: 0