diff --git a/headphones/unittestcompat.py b/headphones/unittestcompat.py
index 266196a7..8eb441f1 100644
--- a/headphones/unittestcompat.py
+++ b/headphones/unittestcompat.py
@@ -37,7 +37,7 @@ class TestCase(TC):
     @_d
     def assertRegexpMatches(self, *args, **kw):
         return super(TestCase, self).assertRegexpMatches(*args, **kw)
-        
+
     def assertIsNone(self, val, msg=None):
         if not _dummy:
             return super(TestCase, self).assertIsNone(val, msg)