diff --git a/lib/ace/editor.js b/lib/ace/editor.js
index 3d43f07d..957f8448 100644
--- a/lib/ace/editor.js
+++ b/lib/ace/editor.js
@@ -219,9 +219,9 @@ var Editor =function(renderer, session) {
     }
 
     this.$highlightBrackets = function() {
-        if (this.$bracketHighlight) {
-            this.session.removeMarker(this.$bracketHighlight);
-            this.$bracketHighlight = null;
+        if (this.session.$bracketHighlight) {
+            this.session.removeMarker(this.session.$bracketHighlight);
+            this.session.$bracketHighlight = null;
         }
 
         if (this.$highlightPending) {
@@ -237,7 +237,7 @@ var Editor =function(renderer, session) {
             var pos = self.session.findMatchingBracket(self.getCursorPosition());
             if (pos) {
                 var range = new Range(pos.row, pos.column, pos.row, pos.column+1);
-                self.$bracketHighlight = self.session.addMarker(range, "ace_bracket");
+                self.session.$bracketHighlight = self.session.addMarker(range, "ace_bracket");
             }
         }, 10);
     };