diff --git a/.github/workflows/security.yml b/.github/workflows/security.yml
index 43ab22a..b7b5339 100644
--- a/.github/workflows/security.yml
+++ b/.github/workflows/security.yml
@@ -33,6 +33,6 @@ jobs:
 
       - name: Upload Trivy scan results to GitHub Security tab
         # Pin action versions to a vetted release tag for supply-chain security and reproducible runs.
-        uses: github/codeql-action/upload-sarif@v3
+        uses: github/codeql-action/upload-sarif@v4
         with:
           sarif_file: 'trivy-results.sarif'