diff --git a/.github/workflows/build-linux.yml b/.github/workflows/linux.yml
similarity index 100%
rename from .github/workflows/build-linux.yml
rename to .github/workflows/linux.yml
diff --git a/.github/workflows/build-windows.yml b/.github/workflows/windows.yml
similarity index 100%
rename from .github/workflows/build-windows.yml
rename to .github/workflows/windows.yml
diff --git a/cmake/Vcpkg.cmake b/cmake/Vcpkg.cmake
index f31ed4d..f10b159 100644
--- a/cmake/Vcpkg.cmake
+++ b/cmake/Vcpkg.cmake
@@ -1,4 +1,4 @@
-if(NOT CMAKE_TOOLCHAIN_FILE)
+if(NOT DEFINED CMAKE_TOOLCHAIN_FILE)
     if(NOT EXISTS ${CMAKE_SOURCE_DIR}/vcpkg/scripts/buildsystems/vcpkg.cmake)
         find_package(Git)
         if(Git_FOUND)