diff --git a/Casks/o/opera-mobile-emulator.rb b/Casks/o/opera-mobile-emulator.rb
index 11915d2738..294ea5a369 100644
--- a/Casks/o/opera-mobile-emulator.rb
+++ b/Casks/o/opera-mobile-emulator.rb
@@ -7,9 +7,7 @@ cask "opera-mobile-emulator" do
   desc "Browser emulator"
   homepage "https://www.opera.com/developer/mobile-emulator"
 
-  app "Opera Mobile Emulator.app"
+  deprecate! date: "2023-12-17", because: :discontinued
 
-  caveats do
-    discontinued
-  end
+  app "Opera Mobile Emulator.app"
 end