After upgrading boost to version 1.77 beta 1, the function path::lexically_normal under Windows OS changed. ```c++ const boost::filesystem::path path{ "C:/Directory/Folder" }; const auto normal = path.lexically_normal(); ``` Boost 1.76 - 'C:\Directory\Folder' (similar to std::filesystem::path) Boost 1.77 beta 1 - 'C:/Directory\Folder'