diff --git a/setting.py b/setting.py
index 6b0b4acf6..c60fd7c9e 100755
--- a/setting.py
+++ b/setting.py
@@ -34,10 +34,10 @@ else:
     mw.writeFile('data/port.pl', mw_port)
 
 bind = []
-
-bind.append('0.0.0.0:%s' % mw_port)
 if os.path.exists('data/ipv6.pl'):
     bind.append('[0:0:0:0:0:0:0:0]:%s' % mw_port)
+else:
+    bind.append('0.0.0.0:%s' % mw_port)
 
 if workers > 2:
     workers = 2