diff --git a/.github/workflows/rag-evaluation.yml b/.github/workflows/rag-evaluation.yml
index ff479c0..a23b534 100644
--- a/.github/workflows/rag-evaluation.yml
+++ b/.github/workflows/rag-evaluation.yml
@@ -90,7 +90,7 @@ jobs:
 
       - name: Upload test results
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 # v5
         with:
           name: rag-evaluation-results
           path: |