diff --git a/.github/workflows/phpmd.yml b/.github/workflows/phpmd.yml
index daede2d..a71b389 100644
--- a/.github/workflows/phpmd.yml
+++ b/.github/workflows/phpmd.yml
@@ -51,7 +51,7 @@ jobs:
         continue-on-error: true
 
       - name: Upload analysis results to GitHub
-        uses: github/codeql-action/upload-sarif@v4
+        uses: github/codeql-action/upload-sarif@v4.37.4
         with:
           sarif_file: phpmd-results.sarif
           wait-for-processing: true