diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index e3ed7946a..29b82ba86 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -6,6 +6,11 @@ on:
     branches:
       - master
   pull_request:
+    types:
+      - opened
+      - reopened
+      - synchronize
+      - ready_for_review
     paths:
       - '**/*.py'
       - '**/*.yml'