diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 91a525b79..65a85e3e8 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -3,6 +3,10 @@ on:
     branches:
       - master
       - '*.x'
+  pull_request:
+    branches:
+      - master
+      - '*.x'
 name: Tests
 permissions:
   contents: read