diff --git a/IPCKit/ipc_cparcel.h b/IPCKit/ipc_cparcel.h
index bade20ba9..6903bb621 100644
--- a/IPCKit/ipc_cparcel.h
+++ b/IPCKit/ipc_cparcel.h
@@ -13,9 +13,6 @@
  * limitations under the License.
  */
 
-#ifndef CAPI_INCLUDE_IPC_CPARCEL_H
-#define CAPI_INCLUDE_IPC_CPARCEL_H
-
 /**
  * @addtogroup OHIPCParcel
  * @{
@@ -37,6 +34,9 @@
  * @since 12
  */
 
+#ifndef CAPI_INCLUDE_IPC_CPARCEL_H
+#define CAPI_INCLUDE_IPC_CPARCEL_H
+
 #include <stdint.h>
 
 #ifdef __cplusplus
diff --git a/IPCKit/ipc_cremote_object.h b/IPCKit/ipc_cremote_object.h
index b8f82db7c..1f04f78dd 100644
--- a/IPCKit/ipc_cremote_object.h
+++ b/IPCKit/ipc_cremote_object.h
@@ -13,9 +13,6 @@
  * limitations under the License.
  */
 
-#ifndef CAPI_INCLUDE_IPC_CREMOTE_OBJECT_H
-#define CAPI_INCLUDE_IPC_CREMOTE_OBJECT_H
-
 /**
  * @addtogroup OHIPCRemoteObject
  * @{
@@ -39,6 +36,9 @@
  * @since 12
  */
 
+#ifndef CAPI_INCLUDE_IPC_CREMOTE_OBJECT_H
+#define CAPI_INCLUDE_IPC_CREMOTE_OBJECT_H
+
 #include <stdint.h>
 
 #include "ipc_cparcel.h"
diff --git a/IPCKit/ipc_cskeleton.h b/IPCKit/ipc_cskeleton.h
index 68364cbec..e6a853013 100644
--- a/IPCKit/ipc_cskeleton.h
+++ b/IPCKit/ipc_cskeleton.h
@@ -13,9 +13,6 @@
  * limitations under the License.
  */
 
-#ifndef CAPI_INCLUDE_IPC_CSKELETON_H
-#define CAPI_INCLUDE_IPC_CSKELETON_H
-
 /**
  * @addtogroup OHIPCSkeleton
  * @{
@@ -39,6 +36,9 @@
  * @since 12
  */
 
+#ifndef CAPI_INCLUDE_IPC_CSKELETON_H
+#define CAPI_INCLUDE_IPC_CSKELETON_H
+
 #include <stdint.h>
 
 #include "ipc_cparcel.h"
diff --git a/IPCKit/ipc_error_code.h b/IPCKit/ipc_error_code.h
index 5f7a14514..5fa109e5b 100644
--- a/IPCKit/ipc_error_code.h
+++ b/IPCKit/ipc_error_code.h
@@ -13,9 +13,6 @@
  * limitations under the License.
  */
 
-#ifndef CAPI_INCLUDE_IPC_ERROR_CODE_H
-#define CAPI_INCLUDE_IPC_ERROR_CODE_H
-
 /**
  * @addtogroup OHIPCErrorCode
  * @{
@@ -37,6 +34,9 @@
  * @since 12
  */
 
+#ifndef CAPI_INCLUDE_IPC_ERROR_CODE_H
+#define CAPI_INCLUDE_IPC_ERROR_CODE_H
+
 /**
 * @brief Enumerates IPC error codes.
 *
diff --git a/IPCKit/ipc_kit.h b/IPCKit/ipc_kit.h
index e30d81aac..9786bd1f2 100644
--- a/IPCKit/ipc_kit.h
+++ b/IPCKit/ipc_kit.h
@@ -13,9 +13,6 @@
  * limitations under the License.
  */
 
-#ifndef CAPI_INCLUDE_IPC_KIT_H
-#define CAPI_INCLUDE_IPC_KIT_H
-
 /**
  * @addtogroup IPCKit
  * @{
@@ -36,6 +33,9 @@
  * @since 12
  */
 
+#ifndef CAPI_INCLUDE_IPC_KIT_H
+#define CAPI_INCLUDE_IPC_KIT_H
+
 #include "ipc_error_code.h"
 #include "ipc_cparcel.h"
 #include "ipc_cremote_object.h"