diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index 493a456..3c1ba57 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -1,5 +1,5 @@
 name: run-tests
-on: [push]
+on: [push, pull_request]
 jobs:
   build:
     name: Run tests
@@ -27,4 +27,4 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: |
           pip install 'coveralls'
-          coveralls --service=github
\ No newline at end of file
+          coveralls --service=github