diff --git a/darwin/grid.m b/darwin/grid.m
index 4528319d..d019d9df 100644
--- a/darwin/grid.m
+++ b/darwin/grid.m
@@ -410,6 +410,11 @@ struct uiGrid {
 	CGFloat padding;
 	NSLayoutConstraint *c;
 
+dispatch_after(
+dispatch_time(DISPATCH_TIME_NOW, 3 * NSEC_PER_SEC),
+dispatch_get_main_queue(),
+^{ [[self window] visualizeConstraints:[self constraints]]; }
+);
 	self->padded = p;
 	padding = [self paddingAmount];
 	for (c in self->inBetweens)