mercurial/hgweb/hgwebdir_mod.py

--- a/mercurial/hgweb/hgwebdir_mod.py	Wed Oct 11 03:32:59 2017 +0200
+++ b/mercurial/hgweb/hgwebdir_mod.py	Wed Oct 11 03:36:44 2017 +0200
@@ -491,7 +491,7 @@
             if self.motd is not None:
                 yield self.motd
             else:
-                yield config('web', 'motd', '')
+                yield config('web', 'motd')
 
         def config(section, name, default=uimod._unset, untrusted=True):
             return self.ui.config(section, name, default, untrusted)