diff --git a/phpunit.xml.dist b/phpunit.xml.dist
index d515f51..f591521 100644
--- a/phpunit.xml.dist
+++ b/phpunit.xml.dist
@@ -6,6 +6,7 @@
          convertErrorsToExceptions="true"
          convertNoticesToExceptions="true"
          convertWarningsToExceptions="true"
+         convertDeprecationsToExceptions="true"
          processIsolation="false"
          stopOnFailure="false"
          bootstrap="./tests/bootstrap.php"
@@ -16,4 +17,4 @@
             <directory>./tests/</directory>
         </testsuite>
     </testsuites>
-</phpunit>
\ No newline at end of file
+</phpunit>