diff --git a/Casks/s/sonixd.rb b/Casks/s/sonixd.rb
index be148e07cdc3..8558b4c00e2a 100644
--- a/Casks/s/sonixd.rb
+++ b/Casks/s/sonixd.rb
@@ -10,6 +10,8 @@
   desc "Desktop client for Subsonic-API and Jellyfin music servers"
   homepage "https://github.com/jeffvli/sonixd"
 
+  deprecate! date: "2024-08-30", because: :discontinued
+
   app "Sonixd.app"
 
   zap trash: [