diff --git a/Casks/m/matterhorn.rb b/Casks/m/matterhorn.rb
index adc76f52d5..3efaa77423 100644
--- a/Casks/m/matterhorn.rb
+++ b/Casks/m/matterhorn.rb
@@ -1,13 +1,16 @@
 cask "matterhorn" do
-  version "90000.0.0"
-  sha256 "c49f9ad49ca745f629c1251eb4a75d6e8ff7c678aefa93939977bde1fb4223ff"
+  arch arm: "arm64", intel: "x86_64"
 
-  url "https://github.com/matterhorn-chat/matterhorn/releases/download/#{version}/matterhorn-#{version}-Darwin-x86_64.tar.bz2"
+  version "90000.0.0"
+  sha256 arm:   "e0ae467160202b7c36b95d980ee8f822fbf2776f55057f609e7bc744ce619919",
+         intel: "c49f9ad49ca745f629c1251eb4a75d6e8ff7c678aefa93939977bde1fb4223ff"
+
+  url "https://github.com/matterhorn-chat/matterhorn/releases/download/#{version}/matterhorn-#{version}-Darwin-#{arch}.tar.bz2"
   name "Matterhorn"
   desc "Unix terminal client for Mattermost"
   homepage "https://github.com/matterhorn-chat/matterhorn"
 
-  binary "matterhorn-#{version}-Darwin-x86_64/matterhorn"
+  binary "matterhorn-#{version}-Darwin-#{arch}/matterhorn"
 
   # No zap stanza required
 end