diff --git a/emacs/.emacs.d/Cask b/emacs/.emacs.d/Cask
index 9d8506b..2487a26 100644
--- a/emacs/.emacs.d/Cask
+++ b/emacs/.emacs.d/Cask
@@ -6,6 +6,8 @@
 
 (depends-on "slime")
 
+(depends-on "slack" :git "git://github.com/ryuslash/emacs-slack.git" :branch "time-stamp")
+
 (depends-on "ac-geiser")
 (depends-on "ac-slime")
 (depends-on "auto-complete")
@@ -18,6 +20,7 @@
 (depends-on "circe")
 (depends-on "clojure-mode")
 (depends-on "coffee-mode")
+(depends-on "corral")
 (depends-on "csharp-mode")
 (depends-on "css-eldoc")
 (depends-on "d-mode")