diff --git a/.github/workflows/erlang.yml b/.github/workflows/erlang.yml
index 7578c75f..61102471 100644
--- a/.github/workflows/erlang.yml
+++ b/.github/workflows/erlang.yml
@@ -1,5 +1,9 @@
 name: Test
-on: push
+on:
+  push:
+    branches:
+      - main
+  pull_request:
 jobs:
   build:
     runs-on: ubuntu-20.04