diff --git a/spectrum/src/CMakeLists.txt b/spectrum/src/CMakeLists.txt
index 2dd5b0da4293013aafc654631bc34e75c37ecf64..fb38f5f085255a3146169488fdeed4da74a8f075 100644
--- a/spectrum/src/CMakeLists.txt
+++ b/spectrum/src/CMakeLists.txt
@@ -1,13 +1,13 @@
 cmake_minimum_required(VERSION 2.6)
 FILE(GLOB SRC *.cpp)
 
-# if (WIN32)
-# FILE(GLOB WIN_SRC win32/*.cpp)
-# include_directories(win32)
-# ADD_EXECUTABLE(spectrum2 ${SRC} ${WIN_SRC})
-# else()
+if (WIN32)
+FILE(GLOB WIN_SRC win32/*.cpp)
+include_directories(win32)
+ADD_EXECUTABLE(spectrum2 ${SRC} ${WIN_SRC})
+else()
 ADD_EXECUTABLE(spectrum2 ${SRC})
-# endif()
+endif()