diff --git a/emacs/.emacs.d/Cask b/emacs/.emacs.d/Cask
index 40347ea..2de8eb3 100644
--- a/emacs/.emacs.d/Cask
+++ b/emacs/.emacs.d/Cask
@@ -27,6 +27,7 @@
 (depends-on "e2wm")
 (depends-on "elnode")
 (depends-on "emms")
+(depends-on "enh-ruby-mode")
 (depends-on "eshell-fringe-status")
 (depends-on "esxml")
 (depends-on "evil")