diff --git a/setup.py b/setup.py
index 3c96006..39bd086 100644
--- a/setup.py
+++ b/setup.py
@@ -32,7 +32,8 @@ def get_version():
     packages=['flask_orator'],
     install_requires=[
         'Flask>=0.10'
-        'orator'
+        'orator',
+        'cleo'
     ],
     tests_require=['pytest', 'mock'],
     test_suite='nose.collector',