diff --git a/Casks/d/dynamic-dark-mode.rb b/Casks/d/dynamic-dark-mode.rb
index 0ccdd425fa..d61e8e435f 100644
--- a/Casks/d/dynamic-dark-mode.rb
+++ b/Casks/d/dynamic-dark-mode.rb
@@ -13,4 +13,8 @@ cask "dynamic-dark-mode" do
   app "Dynamic Dark Mode.app"
 
   zap trash: "~/Library/Application Scripts/io.github.apollozhu.Dynamic.Launcher"
+
+  caveats do
+    discontinued
+  end
 end