diff --git a/Casks/slack.rb b/Casks/slack.rb
index 23e0a2d7530..e1617493635 100644
--- a/Casks/slack.rb
+++ b/Casks/slack.rb
@@ -1,11 +1,11 @@
 cask 'slack' do
-  version '1.1.10'
-  sha256 '201aaf4134e842fe61efc740027140776c331ba13284bac9f1d01f887da75220'
+  version '2.0.0'
+  sha256 'd142f6ed26252c40ca56218aa95675be94788aea1516088a687ad535539dc3e0'
 
   # fastly.net is the official download host per the vendor homepage
   url "https://slack-ssb-updates.global.ssl.fastly.net/mac_public_releases/slack-#{version}.zip"
   appcast 'https://rink.hockeyapp.net/api/2/apps/38e415752d573e7e78e06be8daf5acc1',
-          checkpoint: '0505bf9a7d75c00c27fd1e13eabc8aa946c1f3b6e21a3e9f0dfc4db8bcabdf54'
+          checkpoint: 'c9346dc2dea0f5a71071e5fbb210afd0cc6f78382c1435d498a845b8338bc420'
   name 'Slack'
   homepage 'https://slack.com/'
   license :gratis