diff --git a/README.md b/README.md
index d5572ea..1ef020a 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: comment PR
-        uses: unsplash/comment-on-pr@1.3.0
+        uses: unsplash/comment-on-pr@v1.3.0
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with: