diff --git a/phpunit.xml b/phpunit.xml
index 7d0904f..b1dde3b 100644
--- a/phpunit.xml
+++ b/phpunit.xml
@@ -8,6 +8,9 @@
         <testsuite name="Test Suite">
             <directory suffix="Test.php">./tests</directory>
         </testsuite>
+        <testsuite name="Architecture">
+            <file>tests/Arch.php</file>
+        </testsuite>
     </testsuites>
     <source>
         <include>