diff --git a/bin/mn b/bin/mn
index 3f3df70a5..1cdb5b79c 100755
--- a/bin/mn
+++ b/bin/mn
@@ -1,5 +1,4 @@
 #!/usr/bin/env python
-
 """
 Mininet runner
 author: Brandon Heller (brandonh@stanford.edu)