diff --git a/cmake/luajit.cmake b/cmake/luajit.cmake
index b6774eb..f8042ae 100644
--- a/cmake/luajit.cmake
+++ b/cmake/luajit.cmake
@@ -1,4 +1,4 @@
 # luajit cmake
 option(LUAJIT_DIR "Path of LuaJIT 2.1 source dir" ON)
 set(LUAJIT_DIR ${FLB_PATH_ROOT_SOURCE}/${FLB_PATH_LIB_LUAJIT})
-add_subdirectory("lib/luajit-cmake")
+add_subdirectory("lib/luajit-cmake" EXCLUDE_FROM_ALL)