diff --git a/setup.py b/setup.py
index 0575e9d..4cc3da2 100644
--- a/setup.py
+++ b/setup.py
@@ -3,7 +3,7 @@ from setuptools import find_packages, setup
 setup(
     name='metric-temporal-logic',
     version='0.1.0',
-    description='TODO',
+    description='A library for manipulating and evaluating metric temporal logic.',
     url='http://github.com/mvcisback/py-metric-temporal-logic',
     author='Marcell Vazquez-Chanlatte',
     author_email='marcell.vc@eecs.berkeley.edu',