diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 97a1b2b..ab38f23 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -2,7 +2,10 @@ name: Tests
 
 on:
   push:
+    branches:
+      - main
   pull_request:
+    types: [ opened, synchronize, reopened ]
   schedule:
     - cron: '0 0 * * *'