diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ab863b6..ed546dc 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -12,6 +12,8 @@ jobs:
     - uses: actions/checkout@v1
     - name: Install dependencies
       run: composer install --no-interaction --no-progress
+    - name: Run cs-fixer
+      run: php${{ matrix.php }} vendor/bin/php-cs-fixer --config=.php-cspfixer.php
     - name: Run tests
       run: php${{ matrix.php }} vendor/bin/phpunit --configuration Tests/phpunit.xml --verbose --fail-on-warning
     - name: Run phpstan
diff --git a/.gitignore b/.gitignore
index b26a347..f6f9360 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,4 @@ vendor/
 composer.lock
 .php-cs-fixer.cache
 .idea/
+Tests/.phpunit.result.cache
diff --git a/Tests/phpunit.xml b/Tests/phpunit.xml
index 7242208..e90f378 100644
--- a/Tests/phpunit.xml
+++ b/Tests/phpunit.xml
@@ -1,16 +1,17 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<phpunit colors="true" verbose="true">
-	<testsuites>
-		<testsuite name="Tests">
-			<file>./Tests.php</file>
-		</testsuite>
-	</testsuites>
-	<filter>
-		<whitelist processUncoveredFilesFromWhitelist="true">
-			<directory suffix=".php">../SourceQuery</directory>
-		</whitelist>
-	</filter>
-	<logging>
-		<log type="coverage-clover" target="../build/logs/clover.xml"/>
-	</logging>
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" colors="true" verbose="true" xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.3/phpunit.xsd">
+  <coverage processUncoveredFiles="true">
+    <include>
+      <directory suffix=".php">../SourceQuery</directory>
+    </include>
+    <report>
+      <clover outputFile="../build/logs/clover.xml"/>
+    </report>
+  </coverage>
+  <testsuites>
+    <testsuite name="Tests">
+      <file>./Tests.php</file>
+    </testsuite>
+  </testsuites>
+  <logging/>
 </phpunit>
diff --git a/composer.json b/composer.json
index 7b280d5..a0c459a 100644
--- a/composer.json
+++ b/composer.json
@@ -40,7 +40,7 @@
 	"scripts": {
 		"psalm": "psalm",
 		"phpstan": "phpstan",
-		"phpunit": "phpunit Tests/Tests.php",
+		"phpunit": "phpunit --configuration Tests/phpunit.xml --verbose --fail-on-warning",
 		"php-cs-fixer": "php-cs-fixer fix --config=.php-cs-fixer.php"
 	}
 }