diff --git a/build_files/cmake/platform/platform_win32.cmake b/build_files/cmake/platform/platform_win32.cmake
index 536f9c2a074..fa757b2a1c5 100644
--- a/build_files/cmake/platform/platform_win32.cmake
+++ b/build_files/cmake/platform/platform_win32.cmake
@@ -146,7 +146,7 @@ set(CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_RELWITHDEBINFO} /MT")
 
 #JMC is available on msvc 15.8 (1915) and up
 if(MSVC_VERSION GREATER 1914 AND NOT MSVC_CLANG)
-  set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /JMC")
+  set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /JMC")
 endif()
 
 set(PLATFORM_LINKFLAGS "${PLATFORM_LINKFLAGS} /SUBSYSTEM:CONSOLE /STACK:2097152 /INCREMENTAL:NO ")