diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d1365ba..170dbbd 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -4,7 +4,8 @@ on:
   push:
     branches: [main]
   pull_request:
-    branches: [main]
+    branches: ['**']
+    types: [opened, synchronize, reopened, ready_for_review]
 
 jobs:
   nix-tests: