diff --git a/setup.py b/setup.py
index 8747b12..fb1900c 100644
--- a/setup.py
+++ b/setup.py
@@ -15,7 +15,7 @@ METADATA = dict(
 	author='Ryan McGrath',
 	author_email='ryan@venodesigns.net',
 	description='A new and easy way to access Twitter data with Python.',
-	long_description= open("README").read(),
+	long_description= open("README.markdown").read(),
 	license='MIT License',
 	url='http://github.com/ryanmcgrath/twython/tree/master',
 	keywords='twitter search api tweet twython',