diff --git a/.github/workflows/cla.yml b/.github/workflows/cla.yml
index 53cb43c8..ae351153 100644
--- a/.github/workflows/cla.yml
+++ b/.github/workflows/cla.yml
@@ -19,7 +19,7 @@ jobs:
       - name: "CLA Assistant"
         if: (github.event.comment.body == 'recheck' || github.event.comment.body == 'I have read the CLA Document and I hereby sign the CLA') || github.event_name == 'pull_request_target'
         # Beta Release
-        uses: contributor-assistant/github-action@v2.6.1
+        uses: contributor-assistant/github-action@ca4a40a7d1004f18d9960b404b97e5f30a505a08 # v2.6.1
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           # the below token should have repo scope and must be manually added by you in the repository's secret