diff --git a/apps/emqx_gateway/src/lwm2m/emqx_lwm2m_channel.erl b/apps/emqx_gateway/src/lwm2m/emqx_lwm2m_channel.erl
index 15175c39f..61b08239a 100644
--- a/apps/emqx_gateway/src/lwm2m/emqx_lwm2m_channel.erl
+++ b/apps/emqx_gateway/src/lwm2m/emqx_lwm2m_channel.erl
@@ -344,7 +344,7 @@ ensure_connected(
         clientinfo = ClientInfo
     }
 ) ->
-    _ = run_hooks(Ctx, 'client.connack', [ConnInfo, connection_accepted, []]),
+    _ = run_hooks(Ctx, 'client.connack', [ConnInfo, connection_accepted, #{}]),
 
     NConnInfo = ConnInfo#{connected_at => erlang:system_time(millisecond)},
     ok = run_hooks(Ctx, 'client.connected', [ClientInfo, NConnInfo]),