diff --git a/.github/workflows/build-qv2ray-cmake.yml b/.github/workflows/build-qv2ray-cmake.yml
index 1a6de6b3..e57d6d2b 100644
--- a/.github/workflows/build-qv2ray-cmake.yml
+++ b/.github/workflows/build-qv2ray-cmake.yml
@@ -112,7 +112,7 @@ jobs:
         run: |
           mkdir build
           cd build
-          cmake .. -DCMAKE_TOOLCHAIN_FILE=../libs/${{ matrix.arch }}-windows/scripts/buildsystems/vcpkg.cmake -A ${{ matrix.buildarch }}
+          cmake .. -A ${{ matrix.buildarch }}
           cmake --build . --parallel $(nproc)
 # --------------------------------------------------------
       - name: Linux - ${{ matrix.qt_version }} - Generate Dependencies and Build
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4683308e..fef64bf3 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -62,6 +62,16 @@ if(APPLE)
     )
 endif()
 
+if(WIN32)
+  if(NOT CMAKE_TOOLCHAIN_FILE)
+      if(CMAKE_CL_64)
+        set(CMAKE_TOOLCHAIN_FILE ${CMAKE_SOURCE_DIR}/libs/x64-windows/scripts/buildsystems/vcpkg.cmake)
+      else()
+        set(CMAKE_TOOLCHAIN_FILE ${CMAKE_SOURCE_DIR}/libs/x86-windows/scripts/buildsystems/vcpkg.cmake)
+      endif()
+  endif()
+endif()
+
 if(DEFINED ENV{_QV2RAY_BUILD_INFO_})
     set(_QV2RAY_BUILD_INFO_STR_ "$ENV{_QV2RAY_BUILD_INFO_}")
 else()