diff --git a/src/lib/ui/ReactiveUI.hx b/src/lib/ui/ReactiveUI.hx
index 22d013b..fcdb024 100644
--- a/src/lib/ui/ReactiveUI.hx
+++ b/src/lib/ui/ReactiveUI.hx
@@ -73,6 +73,8 @@ class ReactiveUI {
 			});
 
 			rtn.combine(childRender,writePoint);
+
+			writePoint = {x: 0,y: writePoint.y + childRender.hight() };
 		}
 
 		return rtn;