diff --git a/IPython/html/static/notebook/js/keyboardmanager.js b/IPython/html/static/notebook/js/keyboardmanager.js
index c1effe6..c3380d2 100644
--- a/IPython/html/static/notebook/js/keyboardmanager.js
+++ b/IPython/html/static/notebook/js/keyboardmanager.js
@@ -267,11 +267,11 @@ var IPython = (function (IPython) {
     }
 
     KeyboardManager.prototype.enable = function () {
-        this.enable = true;
+        this.enabled = true;
     }
 
     KeyboardManager.prototype.disable = function () {
-        this.enable = false;
+        this.enabled = false;
     }