diff --git a/lib/ace/commands/command_manager.js b/lib/ace/commands/command_manager.js
index ee7c8561..26863643 100644
--- a/lib/ace/commands/command_manager.js
+++ b/lib/ace/commands/command_manager.js
@@ -25,7 +25,7 @@ var EventEmitter = require("../lib/event_emitter").EventEmitter;
 
 var CommandManager = function(platform, commands) {
     this.platform = platform;
-    this.commands = {};
+    this.commands = this.byName = {};
     this.commmandKeyBinding = {};
 
     this.addCommands(commands);
diff --git a/lib/ace/keyboard/emacs.js b/lib/ace/keyboard/emacs.js
index 9e3b5d89..4c6173e9 100644
--- a/lib/ace/keyboard/emacs.js
+++ b/lib/ace/keyboard/emacs.js
@@ -338,7 +338,7 @@ exports.handler.addCommands({
     },
     killRegion: function(editor) {
         exports.killRing.add(editor.getCopyText());
-        editor.cut();
+        editor.commands.byName.cut.exec(editor);
     },
     killRingSave: function(editor) {
         exports.killRing.add(editor.getCopyText());