diff --git a/scripts/toolchains/windows.cmake b/scripts/toolchains/windows.cmake
index 753723bd970..266e023b147 100644
--- a/scripts/toolchains/windows.cmake
+++ b/scripts/toolchains/windows.cmake
@@ -17,6 +17,7 @@ if(NOT _CMAKE_IN_TRY_COMPILE)
 
     set(CMAKE_CXX_FLAGS " /DWIN32 /D_WINDOWS /W3 ${CHARSET_FLAG} /GR /EHsc /MP ${VCPKG_CXX_FLAGS}" CACHE STRING "")
     set(CMAKE_C_FLAGS " /DWIN32 /D_WINDOWS /W3 ${CHARSET_FLAG} /MP ${VCPKG_C_FLAGS}" CACHE STRING "")
+    set(CMAKE_RC_FLAGS "-c65001 /DWIN32" CACHE STRING "")
 
     unset(CHARSET_FLAG)