diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 4b204edc..71034d01 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -1,7 +1,7 @@
 name: Continuous integration build
 on:
   push:
-    branches: [ "main", "develop", "wip" ]
+  pull_request:
 
 jobs:
   build: