diff --git a/lib/ace/tokenizer.js b/lib/ace/tokenizer.js
index cc65446b..4a867079 100644
--- a/lib/ace/tokenizer.js
+++ b/lib/ace/tokenizer.js
@@ -75,7 +75,7 @@ var Tokenizer = function(rules) {
             var value = match[0];
 
             for ( var i = 0; i < state.length; i++) {
-                if (match[i + 1] !== undefined && match[i + 1].length) {
+                if (match[i + 1] !== undefined) {
                     if (typeof state[i].token == "function") {
                         type = state[i].token(match[0]);
                     }