diff --git a/setup.py b/setup.py
index 0564b7b..d45caa4 100644
--- a/setup.py
+++ b/setup.py
@@ -11,5 +11,5 @@
     description='Mother Machine Analysis module',
     author='Jeremy Metz',
     author_email='j.metz@exeter.ac.uk',
-    packages=['mmhelper'],
+    packages=['mmhelper', 'mmhelper.detection'],
 )