diff --git a/wvs-data.spec b/wvs-data.spec
index 45239e2..dabdc5b 100644
--- a/wvs-data.spec
+++ b/wvs-data.spec
@@ -12,7 +12,8 @@ Version:	0.0.%{WVS_date}
 Release:	30%{?dist}
 Summary:	World Vector Shoreline data
 
-License:	Public Domain
+# Automatically converted from old format: Public Domain - needs further work
+License:	LicenseRef-Callaway-Public-Domain
 URL:		http://www.flaterco.com/xtide/files.html
 Source0:	ftp://ftp.flaterco.com/xtide/wvs.tar.bz2