diff --git a/lib/ace/layer/gutter.js b/lib/ace/layer/gutter.js
index 344018ec..0d2fe564 100644
--- a/lib/ace/layer/gutter.js
+++ b/lib/ace/layer/gutter.js
@@ -101,9 +101,10 @@ var Gutter = function(parentEl) {
 
         var emptyAnno = {className: "", text: []};
         var html = [];
-        var i = config.firstRow, lastRow = config.lastRow
-            fold = this.session.getNextFold(i),
-            foldStart = fold ?fold.start.row :Infinity;
+        var i = config.firstRow;
+        var lastRow = config.lastRow;
+        var fold = this.session.getNextFold(i);
+        var foldStart = fold ? fold.start.row : Infinity;
 
         while (true) {
             if(i > foldStart) {