diff -r 2e58dc022caa -r ad2cd2ef25d9 mercurial/ui.py
--- a/mercurial/ui.py	Thu Apr 14 15:17:15 2016 +0000
+++ b/mercurial/ui.py	Thu Apr 14 15:18:59 2016 +0000
@@ -583,7 +583,7 @@
                 pass
         if not user:
             raise error.Abort(_('no username supplied'),
-                             hint=_('use "hg config --edit" '
+                             hint=_("use 'hg config --edit' "
                                     'to set your username'))
         if "\n" in user:
             raise error.Abort(_("username %s contains a newline\n")