diff --git a/ipv6/gw6c/Makefile b/ipv6/gw6c/Makefile
index 8fa9b9fc8..e17538ae1 100644
--- a/ipv6/gw6c/Makefile
+++ b/ipv6/gw6c/Makefile
@@ -1,4 +1,4 @@
-# 
+#
 # Copyright (C) 2008-2014 OpenWrt.org
 #