diff --git a/Casks/openemu-experimental.rb b/Casks/openemu-experimental.rb
index 16d195dd0..01b7eeae8 100644
--- a/Casks/openemu-experimental.rb
+++ b/Casks/openemu-experimental.rb
@@ -11,4 +11,6 @@ cask 'openemu-experimental' do
   license :oss
 
   app 'OpenEmu.app'
+  
+  depends_on :macos => '>= :el_capitan'
 end