diff --git a/src/ui/Key.js b/src/ui/Key.js
index ce02f109..a99480cc 100644
--- a/src/ui/Key.js
+++ b/src/ui/Key.js
@@ -25,6 +25,7 @@ var Key = this.Key = new function() {
 
 	var keys = {
 		8: 'backspace',
+		9: 'tab',
 		13: 'enter',
 		16: 'shift',
 		17: 'control',