diff --git a/scripts/toolchains/windows.cmake b/scripts/toolchains/windows.cmake
index d5d7f8db51..43e6d2c2d9 100644
--- a/scripts/toolchains/windows.cmake
+++ b/scripts/toolchains/windows.cmake
@@ -1,3 +1,7 @@
+if(NOT _VCPKG_WINDOWS_TOOLCHAIN)
+set(_VCPKG_WINDOWS_TOOLCHAIN 1)
+set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>$<$<STREQUAL:${VCPKG_CRT_LINKAGE},dynamic>:DLL>" CACHE STRING "")
+
 get_property( _CMAKE_IN_TRY_COMPILE GLOBAL PROPERTY IN_TRY_COMPILE )
 if(NOT _CMAKE_IN_TRY_COMPILE)
 
@@ -29,3 +33,4 @@ if(NOT _CMAKE_IN_TRY_COMPILE)
     set(CMAKE_SHARED_LINKER_FLAGS_RELEASE "/DEBUG /INCREMENTAL:NO /OPT:REF /OPT:ICF ${VCPKG_LINKER_FLAGS}" CACHE STRING "")
     set(CMAKE_EXE_LINKER_FLAGS_RELEASE "/DEBUG /INCREMENTAL:NO /OPT:REF /OPT:ICF ${VCPKG_LINKER_FLAGS}" CACHE STRING "")
 endif()
+endif()