diff --git a/CMakeLists.txt b/CMakeLists.txt
index efb7d9930b6..e7bb50c6dae 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -180,7 +180,7 @@ if (MSVC)
 	# set variable to state that we are using jom makefiles
 	set(JOM TRUE)
   endif ()
-  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /fp:fast /Zc:cplusplus")
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /fp:fast /Zc:__cplusplus")
   if (NOT OGRE_PLATFORM_X64)
 	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /arch:SSE2")
   endif()