Index: django/contrib/admin/options.py
===================================================================
--- django/contrib/admin/options.py	(revision 12756)
+++ django/contrib/admin/options.py	(working copy)
@@ -756,7 +756,7 @@
             if isinstance(response, HttpResponse):
                 return response
             else:
-                return HttpResponseRedirect(".")
+                return HttpResponseRedirect(request.build_absolute_uri())
         else:
             msg = _("No action selected.")
             self.message_user(request, msg)
