diff --git a/CMakeLists.txt b/CMakeLists.txt
index 90822a36..ea145ced 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,7 @@
-cmake_minimum_required(VERSION 3.18)
+cmake_minimum_required(VERSION 3.20)
 # `CMAKE_CUDA_ARCHITECTURES` requires 3.18
-# set_source_files_properties requires 3.18
+# `set_source_files_properties` requires 3.18
+# `cmake_path(CONVERT ... TO_NATIVE_PATH_LIST ...)` requires 3.20
 # todo - set this conditionally
 
 project(Sunshine VERSION 0.0.0
diff --git a/cmake/packaging/windows.cmake b/cmake/packaging/windows.cmake
index e17c971a..f8df493d 100644
--- a/cmake/packaging/windows.cmake
+++ b/cmake/packaging/windows.cmake
@@ -45,8 +45,9 @@ file(COPY "${SUNSHINE_SOURCE_ASSETS_DIR}/windows/assets/"
         DESTINATION "${CMAKE_BINARY_DIR}/assets"
         PATTERN "shaders" EXCLUDE)
 # use junction for shaders directory
-file(TO_NATIVE_PATH "${SUNSHINE_SOURCE_ASSETS_DIR}/windows/assets/shaders" shaders_in_build_src_native)
-file(TO_NATIVE_PATH "${CMAKE_BINARY_DIR}/assets/shaders" shaders_in_build_dest_native)
+cmake_path(CONVERT "${SUNSHINE_SOURCE_ASSETS_DIR}/windows/assets/shaders"
+        TO_NATIVE_PATH_LIST shaders_in_build_src_native)
+cmake_path(CONVERT "${CMAKE_BINARY_DIR}/assets/shaders" TO_NATIVE_PATH_LIST shaders_in_build_dest_native)
 execute_process(COMMAND cmd.exe /c mklink /J "${shaders_in_build_dest_native}" "${shaders_in_build_src_native}")
 
 # set(CPACK_NSIS_MUI_HEADERIMAGE "") # TODO: image should be 150x57 bmp