diff --git a/src/emqx_session.erl b/src/emqx_session.erl
index 098d76c52..e6b9cc37c 100644
--- a/src/emqx_session.erl
+++ b/src/emqx_session.erl
@@ -886,7 +886,7 @@ deliver(PacketId, Msg, State) ->
 do_deliver(PacketId, Msg, #state{conn_pid = ConnPid, binding = local}) ->
     ConnPid ! {deliver, {publish, PacketId, Msg}}, ok;
 do_deliver(PacketId, Msg, #state{conn_pid = ConnPid, binding = remote}) ->
-    emqx_rpc:cast(node(ConnPid), erlang, send, [ConnPid, {deliver, {publish, PacketId, Msg}}]).
+    emqx_rpc:cast(node(ConnPid), erlang, send, [ConnPid, {deliver, {publish, PacketId, Msg}}]), ok.
 
 %%------------------------------------------------------------------------------
 %% Awaiting ACK for QoS1/QoS2 Messages