diff --git a/perl-DateTime-TimeZone.spec b/perl-DateTime-TimeZone.spec
index 80e2da9..06c12cf 100644
--- a/perl-DateTime-TimeZone.spec
+++ b/perl-DateTime-TimeZone.spec
@@ -20,7 +20,7 @@
 Name:           perl-DateTime-TimeZone
 Version:        1.42
 Release:        1
-License:        GPL+ or Artistic
+License:        GPL-1.0+ or Artistic-1.0
 %define cpan_name DateTime-TimeZone
 Summary:        Time zone object base class and factory
 Url:            http://search.cpan.org/dist/DateTime-TimeZone/