diff --git a/lib/ace/mode/java.js b/lib/ace/mode/java.js
index 8d224c3e..6014398f 100644
--- a/lib/ace/mode/java.js
+++ b/lib/ace/mode/java.js
@@ -4,6 +4,7 @@ var oop = require("pilot/oop");
 var JavaScriptMode = require("ace/mode/javascript").Mode;
 var Tokenizer = require("ace/tokenizer").Tokenizer;
 var JavaHighlightRules = require("ace/mode/java_highlight_rules").JavaHighlightRules;
+var MatchingBraceOutdent = require("ace/mode/matching_brace_outdent").MatchingBraceOutdent;
 
 var Mode = function() {
     this.$tokenizer = new Tokenizer(new JavaHighlightRules().getRules());