diff --git a/setup.py b/setup.py
index 3e6d85e5..76ff2bb5 100644
--- a/setup.py
+++ b/setup.py
@@ -54,5 +54,6 @@ setuptools.setup(
     install_requires=install_requires,
     extras_require={
         'test': tests_require
-    }
+    },
+    test_suite='icalendar.tests'
 )