diff --git a/perl-Module-Signature.spec b/perl-Module-Signature.spec
index 9f16c77..a4160a7 100644
--- a/perl-Module-Signature.spec
+++ b/perl-Module-Signature.spec
@@ -1,21 +1,21 @@
 %define perl_major_ver %(eval `perl -V:version`; echo ${version%*.[0-9]*}.0)
 
 Name:          perl-Module-Signature
-Version:       0.87
+Version:       0.88
 Release:       1mamba
 Summary:       A module to check and create SIGNATURE files for CPAN distributions
 Group:         Development/Libraries/Perl
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
-URL:           http://www.cpan.org
-Source:        https://cpan.metacpan.org/authors/id/A/AU/AUDREYT/Module-Signature-%{version}.tar.gz
+URL:           https://www.cpan.org/
+Source:        https://cpan.metacpan.org/modules/by-module/Module/Module-Signature-%{version}.tar.gz
 License:       GPL
 BuildRequires: perl-devel >= %perl_major_ver, gnupg >= 1.2.6
 Requires:      perl >= %perl_major_ver
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 BuildArch:     noarch
 ## AUTOBUILDREQ-BEGIN
+BuildRequires: libperl
 BuildRequires: perl-devel
 ## AUTOBUILDREQ-END
 BuildRequires: perl-IPC-Run
@@ -55,6 +55,9 @@ done
 %defattr(-,root,root)
 
 %changelog
+* Sun Dec 19 2021 Automatic Build System <autodist@mambasoft.it> 0.88-1mamba
+- automatic version update by autodist
+
 * Sun Dec 06 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 0.87-1mamba
 - update to 0.87