diff --git a/toolsrc/include/vcpkg/base/files.h b/toolsrc/include/vcpkg/base/files.h
index b2477830868..b07ff25b3c4 100644
--- a/toolsrc/include/vcpkg/base/files.h
+++ b/toolsrc/include/vcpkg/base/files.h
@@ -2,7 +2,7 @@
 
 #include <vcpkg/base/expected.h>
 
-#if defined(_WIN32) || defined(__cpp_lib_filesystem)
+#if defined(_WIN32)
 #include <filesystem>
 #else
 #include <experimental/filesystem>
@@ -10,12 +10,7 @@
 
 namespace fs
 {
-// VS2015 (_MSC_VER 1900) uses std::experimental::filesystem
-#if (defined(_MSC_VER) && _MSC_VER > 1900) || defined(__cpp_lib_filesystem)
-    namespace stdfs = std::filesystem;
-#else
     namespace stdfs = std::experimental::filesystem;
-#endif
 
     using stdfs::copy_options;
     using stdfs::file_status;