diff --git a/lib/std/os/windows.zig b/lib/std/os/windows.zig
index ba55845a4f5bd258ffaf4e5f1a8d0ab8501a7de7..d1201108dc4f577e40d398822022a8620ea31e87 100644
--- a/lib/std/os/windows.zig
+++ b/lib/std/os/windows.zig
@@ -591,6 +591,8 @@ pub const CreateDirectoryError = error{
     FileNotFound,
     NoDevice,
     AccessDenied,
+    InvalidUtf8,
+    BadPathName,
     Unexpected,
 };