diff --git a/build/cmake/toolchain/linux.toolchain.cmake b/build/cmake/toolchain/linux.toolchain.cmake
index f6dc895..63eee97 100755
--- a/build/cmake/toolchain/linux.toolchain.cmake
+++ b/build/cmake/toolchain/linux.toolchain.cmake
@@ -36,29 +36,35 @@ add_definitions(-DPLATFORM_PATH=\"${PLATFORM_PATH}\")
 # ------------ build curl + openssl ------------ #
 set(CURL_OPENSSL_LIB_SHARED_ENABLE         "false")
 # ------------ build curl + openssl end ------------ #
+
 # ------------ build IpcConfig ------------ #
 set(IPC_CONFIG_FILE_PATH                   "./ipc_config")
 # ------------ build IpcConfig end ------------ #
+
 # ------------ build log ------------ #
 set(LOG_SUPPORT                            "true")
 # ------------ build log end ------------ #
+
 # ------------ build GoAhead ------------ #
 set(GOAHEAD_DOCUMENTS_PATH                 "web")
 set(GOAHEAD_UPLOAD_TMP_PATH                "./goahead")
 set(GOAHEAD_UPLOAD_PATH                    "${GOAHEAD_UPLOAD_TMP_PATH}")
-set(GOAHEAD_LIMIT_POST                     "33554432")
+set(GOAHEAD_LIMIT_POST                     "33554432") # If not defined means using default setting. See goahead-linux-static-fancy.mk
 # GOAHEAD_CONFIG_FILE_PATH should be set when cross compile
 # set(GOAHEAD_CONFIG_FILE_PATH               "./")
 # ------------ build GoAhead end ------------ #
+
 # ------------ build McuManager ------------ #
 set(MCU_UART_DEVICE                   "dev/s1")
 # ------------ build McuManager end ------------ #
+
 # ------------ build curl + openssl ------------ start
 set(CROSS_COMPILE_PREFIX      "")
 # set(CROSS_COMPILE_PREFIX      "")
 set(CURL_OPENSSL_LIB_SHARED_ENABLE         "false")
 set(CURL_SHARED_LIBS_PATH                  "/mnt/mmc")
 # ------------ build curl + openssl ------------ end
+
 # ------------ build AppManager ------------ #
 set(APP_MANAGER_HTTP_SERVER_IP                           "localhost")
 set(APP_MANAGER_HTTP_SERVER_PORT                         "8080")
diff --git a/test/middleware/AppManager/tool/src/ServersMock.cpp b/test/middleware/AppManager/tool/src/ServersMock.cpp
index c575328..fb842d4 100644
--- a/test/middleware/AppManager/tool/src/ServersMock.cpp
+++ b/test/middleware/AppManager/tool/src/ServersMock.cpp
@@ -58,6 +58,9 @@ void ServersMock::MockGetProductInfo(void)
         DeleteServersHttp(http);
     }
 }
+#ifndef PLATFORM_PATH
+#error Add the code in your linux.toolchain.cmake : add_definitions(-DPLATFORM_PATH="${PLATFORM_PATH}")
+#endif
 void ServersMock::MockUploadFiles(void)
 {
     ServerParam init = {
diff --git a/utils/WebServer/CMakeLists.txt b/utils/WebServer/CMakeLists.txt
index 4b3f656..bed864f 100644
--- a/utils/WebServer/CMakeLists.txt
+++ b/utils/WebServer/CMakeLists.txt
@@ -107,6 +107,8 @@ add_custom_target(
     libgo.a
     DEPENDS ${EXTERNAL_LIBS_OUTPUT_PATH}/libgo.a
     # COMMAND mkdir ${GOAHEAD_UPLOAD_TMP_PATH}
+    COMMAND cp ${EXTERNAL_SOURCE_PATH}/goahead-5.2.0/modify/http.c ${EXTERNAL_SOURCE_PATH}/goahead-5.2.0/GoAhead/src
+    COMMAND touch ${EXTERNAL_SOURCE_PATH}/goahead-5.2.0/GoAhead/src/http.c
     WORKING_DIRECTORY ${PLATFORM_PATH}/cmake-shell/
 )