diff --git a/dotscape b/dotscape
index 56c02f8..c2ea798 100755
Binary files a/dotscape and b/dotscape differ
diff --git a/fcore/layer-tree.sml b/fcore/layer-tree.sml
index e5f97ac..61790d9 100644
--- a/fcore/layer-tree.sml
+++ b/fcore/layer-tree.sml
@@ -66,7 +66,7 @@ struct
           val right = map (f, right)
           val newValue = f value
         in
-          NODE {key = key, value = value, left = left, right = right}
+          NODE {key = key, value = newValue, left = left, right = right}
         end
 
   (* copies non-blank pixels in value vector into acc *)