diff --git a/libwpg.spec b/libwpg.spec
index ef31c5e..aacf2b2 100644
--- a/libwpg.spec
+++ b/libwpg.spec
@@ -32,6 +32,10 @@ developing applications that use %{name}.
 %package tools
 Summary:        Tools to convert WordPerfect Graphics images
 Group:          Applications/Multimedia
+# wpg2svgbatch.pl says "GPL", without specifying version, and points to
+# http://www.gnu.org/copyleft/gpl.html . I assume this means "any
+# version".
+License:        (LGPLv2+ or MPLv2.0) and GPL+
 Requires:       %{name}%{?_isa} = %{version}-%{release}
 
 %description tools