diff --git a/.github/workflows/stress-test.yaml b/.github/workflows/stress-test.yaml
index 048a5cb..dac9a79 100644
--- a/.github/workflows/stress-test.yaml
+++ b/.github/workflows/stress-test.yaml
@@ -21,7 +21,7 @@ jobs:
         run: ./ci/run-stress-tests.sh > stress_results.md
 
       - name: Comment PR with stress test results
-        uses: actions/github-script@v7
+        uses: actions/github-script@f28e40c7f34bde8b3046d885e986cb6290c5673b # v7
         with:
           script: |
             const fs = require('fs');