diff --git a/Casks/vlc-nightly.rb b/Casks/vlc-nightly.rb
index 0322c98e2..d5993c226 100644
--- a/Casks/vlc-nightly.rb
+++ b/Casks/vlc-nightly.rb
@@ -4,6 +4,7 @@ class VlcNightly < Cask
 
   url 'http://nightlies.videolan.org/build/macosx-intel/last'
   homepage 'http://www.videolan.org/vlc/'
+  license :oss
 
   app 'vlc-3.0.0-git/VLC.app'
 end