diff --git a/Casks/g/gmail-notifier.rb b/Casks/g/gmail-notifier.rb
index 2b8b088539..ad4edeef14 100644
--- a/Casks/g/gmail-notifier.rb
+++ b/Casks/g/gmail-notifier.rb
@@ -7,9 +7,7 @@ cask "gmail-notifier" do
   desc "Minimalist Gmail inbox notifications app"
   homepage "https://github.com/jashephe/Gmail-Notifier"
 
-  app "Gmail Notifier.app"
+  deprecate! date: "2023-12-17", because: :discontinued
 
-  caveats do
-    discontinued
-  end
+  app "Gmail Notifier.app"
 end