diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8d15361df8..3607921ed2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -34,7 +34,7 @@ project (Cocos2d-X)
 # The version number
 set(COCOS2D_X_VERSION 3.3.0-rc1)
 
-set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/Modules/")
+set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${PROJECT_SOURCE_DIR}/cmake/Modules/")
 include(CocosBuildHelpers)
 
 message(${BUILDING_STRING})