diff --git a/phpunit.xml b/phpunit.xml
index 8848452..fbba2b4 100644
--- a/phpunit.xml
+++ b/phpunit.xml
@@ -9,6 +9,9 @@
         <testsuite name="Tests">
             <directory>tests</directory>
         </testsuite>
+        <testsuite name="Architecture">
+            <file>tests/Arch.php</file>
+        </testsuite>
     </testsuites>
     <source>
         <include>