diff --git a/modules/prelude-key-chord.el b/modules/prelude-key-chord.el
index 5e2aef3..3d06ad0 100644
--- a/modules/prelude-key-chord.el
+++ b/modules/prelude-key-chord.el
@@ -31,9 +31,8 @@
 ;; Boston, MA 02110-1301, USA.
 
 ;;; Code:
-
-;; key chords
 (prelude-require-package 'key-chord)
+
 (require 'key-chord)
 
 (key-chord-define-global "jj" 'ace-jump-word-mode)
@@ -41,6 +40,7 @@
 (key-chord-define-global "jk" 'ace-jump-char-mode)
 (key-chord-define-global "JJ" 'prelude-switch-to-previous-buffer)
 (key-chord-define-global "uu" 'undo-tree-visualize)
+(key-chord-define-global "xx" 'execute-extended-command)
 
 (key-chord-mode +1)