diff --git a/lib/ace/autocomplete.js b/lib/ace/autocomplete.js
index ccc50a4c..4cc29043 100644
--- a/lib/ace/autocomplete.js
+++ b/lib/ace/autocomplete.js
@@ -186,7 +186,6 @@ var Autocomplete = function() {
             editor.completer.insertMatch();
         },
         "Shift-Return": function(editor) { editor.completer.insertMatch(true); },
-        "Tab": function(editor) { editor.completer.insertMatch(); },
 
         "PageUp": function(editor) { editor.completer.popup.gotoPageUp(); },
         "PageDown": function(editor) { editor.completer.popup.gotoPageDown(); }