diff --git a/lib/ui/include/ui/base.h b/lib/ui/include/ui/base.h
index 445c54378..84da5d490 100644
--- a/lib/ui/include/ui/base.h
+++ b/lib/ui/include/ui/base.h
@@ -114,9 +114,6 @@ LIBUI_PUBLIC bool ui_widget_get_min_height(ui_widget_t *w, float *height);
 
 // Layout
 
-
-LIBUI_PUBLIC void ui_widget_reset_size(ui_widget_t *w);
-
 /**
  * 执行布局前的准备操作
  * 重置布局相关属性，以让它们在布局时被重新计算