diff --git a/darwin/scrollview.m b/darwin/scrollview.m
index 6f441e04..fa3c7452 100644
--- a/darwin/scrollview.m
+++ b/darwin/scrollview.m
@@ -1,6 +1,8 @@
 // 27 may 2016
 #include "uipriv_darwin.h"
 
+// TODO mouse test scroll view no longer works; scrolled drawing test may have a random size outside the area size
+
 struct scrollViewData {
 	NSLayoutConstraint *documentLeading;
 	NSLayoutConstraint *documentTop;