diff --git a/CMakeLists.txt b/CMakeLists.txt
index cc6f23db1..216fc8de5 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -148,7 +148,7 @@ if (MSVC)
     string(REPLACE "/RTC1" " " CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG}")
   endif()
   add_definitions(-D_SCL_SECURE_NO_WARNINGS -D_CRT_SECURE_NO_WARNINGS)
-  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /GR- /W4 /wd4100 /wd4127 /wd4324 /wd4505 /wd4702")
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /utf-8 /GR- /W4 /wd4100 /wd4127 /wd4324 /wd4505 /wd4702")
 elseif (CLANG OR GCC)
   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${STD14_FLAG} -fno-omit-frame-pointer -fno-exceptions -fno-rtti")
   if (APPLE)