diff --git a/rhodecode/lib/rcmail/utils.py b/rhodecode/lib/rcmail/utils.py
--- a/rhodecode/lib/rcmail/utils.py
+++ b/rhodecode/lib/rcmail/utils.py
@@ -16,4 +16,4 @@ class CachedDnsName(object):
             self._fqdn = socket.getfqdn()
         return self._fqdn
 
-DNS_NAME = CachedDnsName()
\ No newline at end of file
+DNS_NAME = CachedDnsName()