diff --git a/.github/workflows/mirror.yml b/.github/workflows/mirror.yml
index c35f836c..ff9f51bf 100644
--- a/.github/workflows/mirror.yml
+++ b/.github/workflows/mirror.yml
@@ -1,7 +1,8 @@
 name: Mirroring
-
-on: [push, delete]
-
+on:
+  push:
+    branches:
+      - main
 jobs:
   to_bitbucket:
     runs-on: ubuntu-latest