diff --git a/include/SDL3/SDL_clipboard.h b/include/SDL3/SDL_clipboard.h
index 454b47491d..e5979646ea 100644
--- a/include/SDL3/SDL_clipboard.h
+++ b/include/SDL3/SDL_clipboard.h
@@ -197,6 +197,9 @@ extern DECLSPEC int SDLCALL SDL_SetClipboardData(SDL_ClipboardDataCallback callb
 /**
  * Clear the clipboard data
  *
+ * \returns 0 on success or a negative error code on failure; call
+ *          SDL_GetError() for more information.
+ *
  * \since This function is available since SDL 3.0.0.
  *
  * \sa SDL_SetClipboardData