diff --git a/.github/workflows/refresh-lockfiles.yml b/.github/workflows/refresh-lockfiles.yml
index 995956d1b8..6e4170bc6e 100755
--- a/.github/workflows/refresh-lockfiles.yml
+++ b/.github/workflows/refresh-lockfiles.yml
@@ -109,7 +109,8 @@ jobs:
         
       - name: Create Pull Request
         id: cpr
-        uses: peter-evans/create-pull-request@v3
+        # v3.12.1 (release date 31 Jan 2022)
+        uses: peter-evans/create-pull-request@f22a7da129c901513876a2380e2dae9f8e145330
         with:
           commit-message: Updated environment lockfiles
           committer: "Lockfile bot <noreply@github.com>"
@@ -124,6 +125,7 @@ jobs:
             Bot
 
       - name: Check Pull Request
+        if: steps.cpr.outputs.pull-request-number != ''
         run: |
           echo "pull-request #${{ steps.cpr.outputs.pull-request-number }}"
           echo "pull-request URL ${{ steps.cpr.outputs.pull-request-url }}"