diff --git a/sdl3_mouse.c3i b/sdl3_mouse.c3i
index b4ac21a..01fe807 100644
--- a/sdl3_mouse.c3i
+++ b/sdl3_mouse.c3i
@@ -33,7 +33,7 @@ enum MouseWheelDirection : inline CInt {
     SDL_MOUSEWHEEL_FLIPPED
 }
 
-typedef MouseButtonFlags = uint;
+alias MouseButtonFlags = uint;
 
 const MouseButtonFlags BUTTON_LEFT @builtin   = 1;
 const MouseButtonFlags BUTTON_MIDDLE @builtin = 2;