diff --git a/include/SDL_mouse.h b/include/SDL_mouse.h
index 5919ea197..2b0e6a2f9 100644
--- a/include/SDL_mouse.h
+++ b/include/SDL_mouse.h
@@ -255,7 +255,7 @@ extern DECLSPEC SDL_bool SDLCALL SDL_GetRelativeMouseMode(void);
  *
  * - data=0, mask=1: white
  * - data=1, mask=1: black
- * - data=0, mask=1: transparent
+ * - data=0, mask=0: transparent
  * - data=1, mask=0: inverted color if possible, black if not.
  *
  * Cursors created with this function must be freed with SDL_FreeCursor().