diff --git a/IPython/frontend/html/notebook/static/js/completer.js b/IPython/frontend/html/notebook/static/js/completer.js
index 82ea8f0..52f8d92 100644
--- a/IPython/frontend/html/notebook/static/js/completer.js
+++ b/IPython/frontend/html/notebook/static/js/completer.js
@@ -21,15 +21,7 @@ var IPython = (function(IPython ) {
"use strict";
// easyier key mapping
- var key = { tab:9,
- esc:27,
- backspace:8,
- space:32,
- shift:16,
- enter:13,
- upArrow:38, // check with keyDown..
- downArrow :40 // check with keyUp
- };
+ var key = IPython.utils.keycodes;
// what is the common start of all completions
function sharedStart(B){