diff --git a/perl-Algorithm-C3.spec b/perl-Algorithm-C3.spec
index 4ad6ba8..a9189cc 100644
--- a/perl-Algorithm-C3.spec
+++ b/perl-Algorithm-C3.spec
@@ -24,7 +24,7 @@ Name:           perl-Algorithm-C3
 Summary:        Module for merging hierarchies using the C3 algorithm
 Version:        0.08
 Release:        2
-License:        GPL+ or Artistic
+License:        GPL-1.0+ or Artistic-1.0
 Group:          Development/Libraries/Perl
 Url:            http://search.cpan.org/dist/Algorithm-C3/
 Source:         http://search.cpan.org/CPAN/authors/id/F/FL/FLORA/Algorithm-C3-0.08.tar.gz