diff --git a/Casks/t/tysimulator.rb b/Casks/t/tysimulator.rb
index d3ee7187a78a..91d456f32ecd 100644
--- a/Casks/t/tysimulator.rb
+++ b/Casks/t/tysimulator.rb
@@ -7,6 +7,8 @@
   desc "Utility for fast access to your iPhone Simulator apps"
   homepage "https://github.com/ty0x2333/TySimulator"
 
+  deprecate! date: "2024-09-08", because: :discontinued
+
   depends_on macos: ">= :sierra"
 
   app "TySimulator.app"