diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index 10b997e..bb77b26 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -1,6 +1,6 @@
 name: run-tests
 
-on: [push]
+on: [push, pull_request]
 
 jobs:
   tests:
@@ -10,7 +10,6 @@ jobs:
       fail-fast: true
       matrix:
         php: [7.2, 7.3, 7.4]
-        laravel: [6.*]
         dependency-version: [prefer-lowest, prefer-stable]
 
     name: PHP ${{ matrix.php }} - ${{ matrix.dependency-version }}
@@ -23,10 +22,10 @@ jobs:
         uses: actions/cache@v1
         with:
           path: ~/.composer/cache/files
-          key: dependencies-laravel-${{ matrix.laravel }}-php-${{ matrix.php }}-composer-${{ hashFiles('composer.json') }}
+          key: dependencies-laravel-6.x-php-${{ matrix.php }}-composer-${{ hashFiles('composer.json') }}
 
       - name: Setup PHP
-        uses: shivammathur/setup-php@v1
+        uses: shivammathur/setup-php@v2
         with:
           php-version: ${{ matrix.php }}
           extensions: curl, mbstring, zip, pcntl, pdo, sqlite, pdo_sqlite, iconv