diff --git a/stubs/moviepy/video/fx/blackwhite.pyi b/stubs/moviepy/video/fx/blackwhite.pyi
deleted file mode 100644
--- a/stubs/moviepy/video/fx/blackwhite.pyi
+++ /dev/null
@@ -1,7 +0,0 @@
-# Stubs for moviepy.video.fx.blackwhite (Python 3)
-#
-# NOTE: This dynamically typed stub was automatically generated by stubgen.
-
-from typing import Any, Optional
-
-def blackwhite(clip: Any, RGB: Optional[Any] = ..., preserve_luminosity: bool = ...): ...