diff --git a/.github/workflows/notify-discord.yml b/.github/workflows/notify-discord.yml
index 2b84029..5fb5002 100644
--- a/.github/workflows/notify-discord.yml
+++ b/.github/workflows/notify-discord.yml
@@ -2,10 +2,11 @@ name: Discord Pull Request Notification
 
 on:
   pull_request:
-    types: [opened]
+    types: [closed]
 
 jobs:
   notify:
+    if: github.event.pull_request.merged == true && github.event.pull_request.base.ref == 'master'
     runs-on: ubuntu-latest
     steps:
       - name: Send message to Discord