diff --git a/APP_Framework/Applications/connection_app/mqtt_demo/Makefile b/APP_Framework/Applications/connection_app/mqtt_demo/Makefile
index d8f57d094..b0e21dc77 100644
--- a/APP_Framework/Applications/connection_app/mqtt_demo/Makefile
+++ b/APP_Framework/Applications/connection_app/mqtt_demo/Makefile
@@ -1,10 +1,10 @@
-ifeq ($(CONFIG_ADD_XIZI_FETURES),y)
+ifeq ($(CONFIG_ADD_XIZI_FEATURES),y)
 SRC_FILES += lwip_mqtt_demo.c
 include $(KERNEL_ROOT)/compiler.mk
 endif
 
 include $(KERNEL_ROOT)/.config
-ifeq ($(CONFIG_ADD_NUTTX_FETURES),y)
+ifeq ($(CONFIG_ADD_NUTTX_FEATURES),y)
     include $(APPDIR)/Make.defs
     CSRCS += lwip_mqtt_demo.c
     include $(APPDIR)/Application.mk
diff --git a/APP_Framework/Applications/connection_app/mqtt_demo/lwip_mqtt_demo.c b/APP_Framework/Applications/connection_app/mqtt_demo/lwip_mqtt_demo.c
index 7209054bb..2d7d6fa29 100644
--- a/APP_Framework/Applications/connection_app/mqtt_demo/lwip_mqtt_demo.c
+++ b/APP_Framework/Applications/connection_app/mqtt_demo/lwip_mqtt_demo.c
@@ -1,7 +1,7 @@
 #include <transform.h>
 #include "lwip_mqtt_demo.h"
 #include <stdio.h>
-#ifdef ADD_XIZI_FETURES
+#ifdef ADD_XIZI_FEATURES
 #include <sys_arch.h>
 #include <lwip/sockets.h>
 #include "lwip/sys.h"
@@ -14,7 +14,7 @@
 
 #endif
 
-#ifdef ADD_NUTTX_FETURES
+#ifdef ADD_NUTTX_FEATURES
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <arpa/inet.h>
@@ -482,7 +482,7 @@ void MqttSocketRecvTest(int argc, char *argv[])
     // MqttSocketConfigParam(host_ip);
 
 
-#ifdef ADD_XIZI_FETURES
+#ifdef ADD_XIZI_FEATURES
     lwip_config_tcp(0, mqtt_demo_ipaddr, mqtt_demo_netmask, mqtt_demo_gwaddr);
 
     pthread_attr_t attr;
@@ -490,7 +490,7 @@ void MqttSocketRecvTest(int argc, char *argv[])
     attr.stacksize = LWIP_MQTT_DEMO_TASK_STACK_SIZE;
 #endif
 
-#ifdef ADD_NUTTX_FETURES
+#ifdef ADD_NUTTX_FEATURES
     pthread_attr_t attr = PTHREAD_ATTR_INITIALIZER;
     attr.priority = LWIP_mqtt_DEMO_TASK_PRIO;
     attr.stacksize = LWIP_mqtt_DEMO_TASK_STACK_SIZE;
@@ -706,7 +706,7 @@ void MqttSocketSendTest(int argc, char *argv[])
     // MqttSocketConfigParam(host_ip);
 
 
-#ifdef ADD_XIZI_FETURES
+#ifdef ADD_XIZI_FEATURES
     lwip_config_tcp(0, mqtt_demo_ipaddr, mqtt_demo_netmask, mqtt_demo_gwaddr);
 
     pthread_attr_t attr;
@@ -714,7 +714,7 @@ void MqttSocketSendTest(int argc, char *argv[])
     attr.stacksize = LWIP_MQTT_DEMO_TASK_STACK_SIZE;
 #endif
 
-#ifdef ADD_NUTTX_FETURES
+#ifdef ADD_NUTTX_FEATURES
     pthread_attr_t attr = PTHREAD_ATTR_INITIALIZER;
     attr.priority = LWIP_mqtt_DEMO_TASK_PRIO;
     attr.stacksize = LWIP_mqtt_DEMO_TASK_STACK_SIZE;