diff --git a/.github/workflows/push-master.yml b/.github/workflows/push-master.yml
index 37983eb9..77bb6b87 100644
--- a/.github/workflows/push-master.yml
+++ b/.github/workflows/push-master.yml
@@ -1,6 +1,7 @@
 name: 'Push `master`'
 on:
   pull_request:
+    types: [opened]
     branches: ['master']
 jobs:
   comment: