diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0f9868c..19d2b83 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,6 +22,6 @@ jobs:
     if: ${{ github.event_name }} == 'pull_request_target'
     runs-on: ubuntu-latest
     steps:
-      - uses: amannn/action-semantic-pull-request@v5
+      - uses: amannn/action-semantic-pull-request@0723387faaf9b38adef4775cd42cfd5155ed6017 # v5
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}