diff --git a/Casks/mediafire-desktop.rb b/Casks/mediafire-desktop.rb
index 5ef1f931f4d..c14e84b1aba 100644
--- a/Casks/mediafire-desktop.rb
+++ b/Casks/mediafire-desktop.rb
@@ -4,6 +4,7 @@ class MediafireDesktop < Cask
 
   url 'https://www.mediafire.com/?4xcr491804ncktz/'
   homepage 'https://www.mediafire.com/software/desktop/'
+  license :unknown
 
   app 'MediaFire Desktop.app'
 end