diff --git a/main/zh_gateway.c b/main/zh_gateway.c
index 9baa802..49c4173 100755
--- a/main/zh_gateway.c
+++ b/main/zh_gateway.c
@@ -417,7 +417,7 @@ void zh_mqtt_event_handler(void *arg, esp_event_base_t event_base, int32_t event
         case ZHDT_GATEWAY:
             if (incoming_data_payload_type == ZHPT_NONE)
             {
-                if (memcmp(&gateway_config->self_mac, &incoming_data_mac, 6) == 0)
+                if (memcmp(gateway_config->self_mac, incoming_data_mac, 6) == 0)
                 {
                     if (strncmp(incoming_payload, "update", strlen(incoming_payload) + 1) == 0)
                     {