diff --git a/perl-IO-Zlib.spec b/perl-IO-Zlib.spec
index 9d7f976..5eb8ddd 100644
--- a/perl-IO-Zlib.spec
+++ b/perl-IO-Zlib.spec
@@ -4,7 +4,7 @@ Epoch:          1
 Version:        1.11
 Release:        489%{?dist}
 Summary:        Perl IO:: style interface to Compress::Zlib
-License:        GPL+ or Artistic
+License:        GPL-1.0-or-later OR Artistic-1.0-Perl
 URL:            https://metacpan.org/release/IO-Zlib
 Source0:        https://cpan.metacpan.org/authors/id/T/TO/TOMHUGHES/IO-Zlib-%{version}.tar.gz
 BuildArch:      noarch