diff --git a/bip-codeshark-jl2012-segwit.mediawiki b/bip-codeshark-jl2012-segwit.mediawiki
index efed2b27..da624122 100644
--- a/bip-codeshark-jl2012-segwit.mediawiki
+++ b/bip-codeshark-jl2012-segwit.mediawiki
@@ -298,3 +298,6 @@ non-upgraded miners when the 95% threshold has been reached.
 
 == Reference Implementation ==
 https://github.com/sipa/bitcoin/commits/segwit
+
+== Copyright ==
+This document is placed in the public domain.