diff --git a/setup.py b/setup.py
index 0c897f4..b172c59 100755
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,8 @@
 from distutils.core import setup
 
 # Technically, unittest2 is a dependency to run the tests on 2.6 and 3.1
-# Not sure how best to express that cleanly here
+# This file ignores that, since I don't want to depend on distribute
+# or setuptools just to get "tests_require" support
 
 setup(
     name='contextlib2',