diff --git a/templates/cpp-template-default/CMakeLists.txt b/templates/cpp-template-default/CMakeLists.txt
index f5d031b44c..49e18e476c 100644
--- a/templates/cpp-template-default/CMakeLists.txt
+++ b/templates/cpp-template-default/CMakeLists.txt
@@ -36,9 +36,9 @@ if(NOT DEFINED BUILD_ENGINE_DONE) # to test HelloCpp into root project
     endif()
 
     if(NOT (ENGINEX_ROOT STREQUAL ""))
-        message(STATUS "Using system env var ENGINEX_ROOT=${ENGINEX_ROOT}")
         set(COCOS2DX_ROOT_PATH "${ENGINEX_ROOT}")
-        string(REPLACE "\\" "/" COCOS2DX_ROOT_PATH ${COCOS2DX_ROOT_PATH})
+        file(TO_CMAKE_PATH ${COCOS2DX_ROOT_PATH} COCOS2DX_ROOT_PATH)  # string(REPLACE "\\" "/" COCOS2DX_ROOT_PATH ${COCOS2DX_ROOT_PATH})
+        message(STATUS "Using system env var ENGINEX_ROOT=${ENGINEX_ROOT}")
     else()
         message(FATAL_ERROR "Please run setup.py add system env var 'ENGINEX_ROOT' to specific the engine root")
     endif()
diff --git a/templates/lua-template-default/CMakeLists.txt b/templates/lua-template-default/CMakeLists.txt
index 72063c231a..692186d22a 100644
--- a/templates/lua-template-default/CMakeLists.txt
+++ b/templates/lua-template-default/CMakeLists.txt
@@ -33,9 +33,9 @@ if(ENGINEX_ROOT STREQUAL "")
 endif()
 
 if(NOT (ENGINEX_ROOT STREQUAL ""))
-    message(STATUS "Using system env var ENGINEX_ROOT=${ENGINEX_ROOT}")
     set(COCOS2DX_ROOT_PATH "${ENGINEX_ROOT}")
-    string(REPLACE "\\" "/" COCOS2DX_ROOT_PATH ${COCOS2DX_ROOT_PATH})
+    file(TO_CMAKE_PATH ${COCOS2DX_ROOT_PATH} COCOS2DX_ROOT_PATH) # string(REPLACE "\\" "/" COCOS2DX_ROOT_PATH ${COCOS2DX_ROOT_PATH})
+    message(STATUS "Using system env var ENGINEX_ROOT=${ENGINEX_ROOT}")
 else()
     message(FATAL_ERROR "Please run setup.py add system env var 'ENGINEX_ROOT' to specific the engine root")
 endif()
diff --git a/tests/cpp-tests/CMakeLists.txt b/tests/cpp-tests/CMakeLists.txt
index cc078d3fdc..188ac9db4c 100644
--- a/tests/cpp-tests/CMakeLists.txt
+++ b/tests/cpp-tests/CMakeLists.txt
@@ -11,9 +11,9 @@ if(NOT DEFINED BUILD_ENGINE_DONE)
     endif()
 
     if(NOT (ENGINEX_ROOT STREQUAL ""))
-        message(STATUS "Using system env var ENGINEX_ROOT=${ENGINEX_ROOT}")
         set(COCOS2DX_ROOT_PATH "${ENGINEX_ROOT}")
-        string(REPLACE "\\" "/" COCOS2DX_ROOT_PATH ${COCOS2DX_ROOT_PATH})
+        file(TO_CMAKE_PATH ${COCOS2DX_ROOT_PATH} COCOS2DX_ROOT_PATH) # string(REPLACE "\\" "/" COCOS2DX_ROOT_PATH ${COCOS2DX_ROOT_PATH})
+        message(STATUS "Using system env var ENGINEX_ROOT=${ENGINEX_ROOT}")
     else()
         set(COCOS2DX_ROOT_PATH ${CMAKE_CURRENT_SOURCE_DIR}/../..)
     endif()
diff --git a/tests/fairygui-tests/CMakeLists.txt b/tests/fairygui-tests/CMakeLists.txt
index bae98d2f17..bfb1e963b8 100644
--- a/tests/fairygui-tests/CMakeLists.txt
+++ b/tests/fairygui-tests/CMakeLists.txt
@@ -34,9 +34,9 @@ if(NOT DEFINED BUILD_ENGINE_DONE)
     endif()
 
     if(NOT (ENGINEX_ROOT STREQUAL ""))
-        message(STATUS "Using system env var ENGINEX_ROOT=${ENGINEX_ROOT}")
         set(COCOS2DX_ROOT_PATH "$ENV{COCOS2DX_ROOT}")
-        string(REPLACE "\\" "/" COCOS2DX_ROOT_PATH ${COCOS2DX_ROOT_PATH})
+        file(TO_CMAKE_PATH ${COCOS2DX_ROOT_PATH} COCOS2DX_ROOT_PATH) # string(REPLACE "\\" "/" COCOS2DX_ROOT_PATH ${COCOS2DX_ROOT_PATH})
+        message(STATUS "Using system env var ENGINEX_ROOT=${ENGINEX_ROOT}")
     else()
         set(COCOS2DX_ROOT_PATH ${CMAKE_CURRENT_SOURCE_DIR}/../..)
     endif()
diff --git a/tests/lua-tests/project/CMakeLists.txt b/tests/lua-tests/project/CMakeLists.txt
index b921143522..153ce7d15a 100644
--- a/tests/lua-tests/project/CMakeLists.txt
+++ b/tests/lua-tests/project/CMakeLists.txt
@@ -11,9 +11,9 @@ if(NOT DEFINED BUILD_ENGINE_DONE)
     endif()
 
     if(NOT (ENGINEX_ROOT STREQUAL ""))
-        message(STATUS "Using system env var ENGINEX_ROOT=${ENGINEX_ROOT}")
         set(COCOS2DX_ROOT_PATH "$ENV{COCOS2DX_ROOT}")
-        string(REPLACE "\\" "/" COCOS2DX_ROOT_PATH ${COCOS2DX_ROOT_PATH})
+        file(TO_CMAKE_PATH ${COCOS2DX_ROOT_PATH} COCOS2DX_ROOT_PATH) # string(REPLACE "\\" "/" COCOS2DX_ROOT_PATH ${COCOS2DX_ROOT_PATH})        
+        message(STATUS "Using system env var ENGINEX_ROOT=${ENGINEX_ROOT}")
     else()
         set(COCOS2DX_ROOT_PATH ${CMAKE_CURRENT_SOURCE_DIR}/../../..)
     endif()