diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index b939ee15..c67847b2 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -4,6 +4,7 @@ name: PyYAML CI
 on:
   push:
   pull_request:
+    types: [opened, synchronize, edited, reopened]
   workflow_dispatch:
 
 env: