diff --git a/.github/workflows/pullrequest-close.yml b/.github/workflows/pullrequest-close.yml
index 0c331dbb..c8455035 100644
--- a/.github/workflows/pullrequest-close.yml
+++ b/.github/workflows/pullrequest-close.yml
@@ -80,7 +80,7 @@ jobs:
 
       - name: Send slack message
         if: ${{ steps.unicorn_affected.outputs.IS_UNICORN == 'true' }}
-        uses: slackapi/slack-github-action@v2.0.0
+        uses: slackapi/slack-github-action@v2.1.0
         with:
           method: chat.postMessage
           token: ${{ secrets.SLACK_BOT_TOKEN }}