diff --git a/.github/workflows/catjam.yml b/.github/workflows/catjam.yml
new file mode 100644
index 0000000..86cf493
--- /dev/null
+++ b/.github/workflows/catjam.yml
@@ -0,0 +1,19 @@
+name: CatJam
+
+on:
+  pull_request:
+    branches: [ main ]
+    types: [ closed ]
+
+jobs:
+  thanks:
+    runs-on: ubuntu-latest
+    if: github.event.pull_request.merged == true
+    steps:
+      - name: comment PR
+        uses: unsplash/comment-on-pr@master
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          msg: "![cat](https://cdn.discordapp.com/emojis/750350748746907669.gif?v=1)"
+          check_for_duplicate_msg: true