diff --git a/.forgejo/workflows/build.yaml b/.forgejo/workflows/build.yaml
index 1467c91..bf5467e 100644
--- a/.forgejo/workflows/build.yaml
+++ b/.forgejo/workflows/build.yaml
@@ -1,4 +1,7 @@
-on: [push]
+on:
+  push:
+    branches:
+      - main
 jobs:
   build:
     runs-on: docker