diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index 51fbb42..1a968ba 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -8,6 +8,8 @@ on:
       - 'phpunit.xml.dist'
       - 'composer.json'
       - 'composer.lock'
+  pull_request:
+    branches: [ "*" ]
 
 jobs:
   test: