diff --git a/Casks/typed.rb b/Casks/typed.rb
index 18170a14e643a..abc82eca7a210 100644
--- a/Casks/typed.rb
+++ b/Casks/typed.rb
@@ -7,4 +7,6 @@
   license :commercial
 
   app 'Typed.app'
+
+  depends_on :macos => '>= :mavericks'
 end