ProxyPass /webcit/ http://127.0.0.1:8504/webcit/
ProxyPassReverse /webcit/ http://127.0.0.1:8504/webcit/
-ProxyPass /listsub/ http://127.0.0.1:8504/listsub/
-ProxyPassReverse /listsub/ http://127.0.0.1:8504/listsub/
+ProxyPass /listsub http://127.0.0.1:8504/listsub
+ProxyPassReverse /listsub http://127.0.0.1:8504/listsub
ProxyPass /groupdav/ http://127.0.0.1:8504/groupdav/
ProxyPassReverse /groupdav/ http://127.0.0.1:8504/groupdav/