diff --git a/priv/emqx.schema b/priv/emqx.schema
index db4421c91..024e14815 100644
--- a/priv/emqx.schema
+++ b/priv/emqx.schema
@@ -997,6 +997,8 @@ end}.
                                         end, #{}, string:tokens(Val, ",")),
                             {mqueue_priorities, MqueuePriorities}
                     end;
+               ("mountpoint", Val) ->	
+                   {mountpoint, iolist_to_binary(Val)};
                (Opt, Val) ->
                     {list_to_atom(Opt), Val}
             end,