diff --git a/components/cmdscheduler/cmd_scheduler_uart_dma.cpp b/components/cmdscheduler/cmd_scheduler_uart_dma.cpp
index 939110d..55e1245 100644
--- a/components/cmdscheduler/cmd_scheduler_uart_dma.cpp
+++ b/components/cmdscheduler/cmd_scheduler_uart_dma.cpp
@@ -5,7 +5,7 @@
 #include <string.h>
 
 #include "project_configs.h"
-#include "sdk\components\zprotocols\errorcode\errorcode.hpp"
+#include "sdk\components\zprotocols\zcancmder_v2\api\errorcode.hpp"
 using namespace iflytop;
 
 #define TAG "CMD"
diff --git a/components/cmdscheduler/cmd_scheduler_uart_dma.hpp b/components/cmdscheduler/cmd_scheduler_uart_dma.hpp
index fdf2b95..e8c99ef 100644
--- a/components/cmdscheduler/cmd_scheduler_uart_dma.hpp
+++ b/components/cmdscheduler/cmd_scheduler_uart_dma.hpp
@@ -3,7 +3,7 @@
 #include <string>
 
 #include "sdk/os/zos.hpp"
-#include "sdk\components\zprotocols\errorcode\errorcode.hpp"
+#include "sdk\components\zprotocols\zcancmder_v2\api\errorcode.hpp"
 #include "sdk\components\zprotocols\zcancmder_v2\api\api.hpp"
 #if 0
 namespace iflytop {
diff --git a/components/cmdscheduler/cmd_scheduler_v2.cpp b/components/cmdscheduler/cmd_scheduler_v2.cpp
index df04d5f..2b665ef 100644
--- a/components/cmdscheduler/cmd_scheduler_v2.cpp
+++ b/components/cmdscheduler/cmd_scheduler_v2.cpp
@@ -5,7 +5,7 @@
 #include <string.h>
 
 #include "project_configs.h"
-#include "sdk\components\zprotocols\errorcode\errorcode.hpp"
+#include "sdk\components\zprotocols\zcancmder_v2\api\errorcode.hpp"
 using namespace iflytop;
 
 #define TAG "CMD"
diff --git a/components/cmdscheduler/cmd_scheduler_v2.hpp b/components/cmdscheduler/cmd_scheduler_v2.hpp
index 9d15cfa..37c2bdf 100644
--- a/components/cmdscheduler/cmd_scheduler_v2.hpp
+++ b/components/cmdscheduler/cmd_scheduler_v2.hpp
@@ -4,7 +4,7 @@
 
 #include "sdk/os/zos.hpp"
 #include "sdk\components\hardware\uart\zuart_dma_receiver.hpp"
-#include "sdk\components\zprotocols\errorcode\errorcode.hpp"
+#include "sdk\components\zprotocols\zcancmder_v2\api\errorcode.hpp"
 #include "sdk\components\zprotocols\zcancmder_v2\api\api.hpp"
 //
 #include "sdk\components\api\zi_uart_receiver.hpp"
diff --git a/components/errorcode/errorcode.hpp b/components/errorcode/errorcode.hpp
deleted file mode 100644
index edd7387..0000000
--- a/components/errorcode/errorcode.hpp
+++ /dev/null
@@ -1 +0,0 @@
-#include "sdk\components\zprotocols\errorcode\errorcode.hpp"
\ No newline at end of file
diff --git a/components/hardware/uart/zuart_helper.cpp b/components/hardware/uart/zuart_helper.cpp
index d5c97ae..3ebf29c 100644
--- a/components/hardware/uart/zuart_helper.cpp
+++ b/components/hardware/uart/zuart_helper.cpp
@@ -1,6 +1,6 @@
 #include "zuart_helper.hpp"
 
-#include "sdk\components\zprotocols\errorcode\errorcode.hpp"
+#include "sdk\components\zprotocols\zcancmder_v2\api\errorcode.hpp"
 
 using namespace iflytop;
 #define __DEBUG 0
diff --git a/components/mini_servo_motor/mini_servo_motor_ctrl_module.cpp b/components/mini_servo_motor/mini_servo_motor_ctrl_module.cpp
index e1d5944..d363339 100644
--- a/components/mini_servo_motor/mini_servo_motor_ctrl_module.cpp
+++ b/components/mini_servo_motor/mini_servo_motor_ctrl_module.cpp
@@ -1,6 +1,6 @@
 #include "mini_servo_motor_ctrl_module.hpp"
 
-#include "sdk\components\errorcode\errorcode.hpp"
+#include "sdk\components\zprotocols\zcancmder_v2\api\errorcode.hpp"
 using namespace iflytop;
 using namespace std;
 #define TAG "MiniRobotCtrlModule"
diff --git a/components/modbus/modbus_block_host.cpp b/components/modbus/modbus_block_host.cpp
index c59655c..cdc870c 100644
--- a/components/modbus/modbus_block_host.cpp
+++ b/components/modbus/modbus_block_host.cpp
@@ -1,7 +1,7 @@
 #include "modbus_block_host.hpp"
 
 #include "modbus_basic.hpp"
-#include "sdk\components\zprotocols\errorcode\errorcode.hpp"
+#include "sdk\components\zprotocols\zcancmder_v2\api\errorcode.hpp"
 using namespace iflytop;
 
 #define TAG "ModbusBlockHost"
diff --git a/components/step_motor_ctrl_module/step_motor_ctrl_module.cpp b/components/step_motor_ctrl_module/step_motor_ctrl_module.cpp
index 9a0372d..690ac89 100644
--- a/components/step_motor_ctrl_module/step_motor_ctrl_module.cpp
+++ b/components/step_motor_ctrl_module/step_motor_ctrl_module.cpp
@@ -3,7 +3,7 @@
 #include <stdlib.h>
 #include <string.h>
 
-#include "sdk/components/errorcode/errorcode.hpp"
+#include "sdk\components\zprotocols\zcancmder_v2\api\errorcode.hpp"
 #include "sdk\components\flash\znvs.hpp"
 using namespace iflytop;
 #define TAG "SMCM"
diff --git a/components/zcancmder/zcanreceiver_master.cpp b/components/zcancmder/zcanreceiver_master.cpp
index 1889e98..79490c0 100644
--- a/components/zcancmder/zcanreceiver_master.cpp
+++ b/components/zcancmder/zcanreceiver_master.cpp
@@ -1,7 +1,7 @@
 #include "zcanreceiver_master.hpp"
 
 #include "project_configs.h"
-#include "sdk\components\zprotocols\errorcode\errorcode.hpp"
+#include "sdk\components\zprotocols\zcancmder_v2\api\errorcode.hpp"
 #ifdef HAL_CAN_MODULE_ENABLED
 #include <stdio.h>
 #include <stdlib.h>
diff --git a/components/zprotocols/errorcode/README.md b/components/zprotocols/errorcode/README.md
deleted file mode 100644
index 8d33d60..0000000
--- a/components/zprotocols/errorcode/README.md
+++ /dev/null
@@ -1,2 +0,0 @@
-# errorcode
-
diff --git a/components/zprotocols/errorcode/errorcode.hpp b/components/zprotocols/errorcode/errorcode.hpp
deleted file mode 100644
index d77427a..0000000
--- a/components/zprotocols/errorcode/errorcode.hpp
+++ /dev/null
@@ -1 +0,0 @@
-#include "sdk\components\zprotocols\zcancmder_v2\api\errorcode.hpp"
\ No newline at end of file