diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5b11d86..73a6a9c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -127,7 +127,7 @@ jobs:
           uv run bandit -r src/ -f sarif -o bandit-report.sarif || true
 
       - name: Upload Bandit SARIF to GitHub Code Scanning
-        uses: github/codeql-action/upload-sarif@v3
+        uses: github/codeql-action/upload-sarif@v4
         with:
           sarif_file: bandit-report.sarif
         continue-on-error: true