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-rw-r--r--js/lib/blocks.js2
1 files changed, 1 insertions, 1 deletions
diff --git a/js/lib/blocks.js b/js/lib/blocks.js
index b3b1a3b..8aeb95c 100644
--- a/js/lib/blocks.js
+++ b/js/lib/blocks.js
@@ -552,7 +552,7 @@ var incorporateLine = function(ln) {
// parent of the closed block.
var finalize = function(block, lineNumber) {
var pos;
- var above = block._parent || this.top;
+ var above = block._parent;
// don't do anything if the block is already closed
if (!block._open) {
return 0;