diff --git a/tox.ini b/tox.ini
index 4812539..bdbf5da 100755
--- a/tox.ini
+++ b/tox.ini
@@ -27,7 +27,7 @@
 commands = stestr run --slowest {posargs}
 
 [testenv:pep8]
-commands =   
+commands =
     flake8
 
 [testenv:cover]