diff --git a/phpunit.xml b/phpunit.xml
index 64eb4062..2a83ebfc 100644
--- a/phpunit.xml
+++ b/phpunit.xml
@@ -3,6 +3,13 @@
          xsi:noNamespaceSchemaLocation="vendor/phpunit/phpunit/phpunit.xsd"
          bootstrap="vendor/autoload.php"
          colors="true"
+         failOnDeprecation="true"
+         failOnNotice="true"
+         failOnWarning="true"
+         displayDetailsOnTestsThatTriggerDeprecations="true"
+         displayDetailsOnTestsThatTriggerNotices="true"
+         displayDetailsOnTestsThatTriggerWarnings="true"
+         displayDetailsOnTestsThatTriggerErrors="true"
 >
     <php>
         <env name="COLUMNS" value="300" />