diff --git a/README.md b/README.md
index 63645fe..9cd07c1 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
 # perl-Mail-DKIM
 
-Signs/verifies Internet mail with DKIM/DomainKey signatures.
+Mail::DKIM - Signs/verifies Internet mail with DKIM/DomainKey signatures.
 
diff --git a/perl-Mail-DKIM.spec b/perl-Mail-DKIM.spec
index feaa9e4..5128dc3 100644
--- a/perl-Mail-DKIM.spec
+++ b/perl-Mail-DKIM.spec
@@ -1,27 +1,29 @@
 %define perl_major_ver %(eval `perl -V:version`; echo ${version%*.[0-9]*}.0)
 
-Name:           perl-Mail-DKIM
-Version:        0.40
-Release:        1mamba
-Summary:        Mail::DKIM - Signs/verifies Internet mail with DKIM/DomainKey signatures
-Group:          System/Libraries/Perl
+Name:          perl-Mail-DKIM
+Version:       1.20200907
+Release:       1mamba
+Summary:       Mail::DKIM - Signs/verifies Internet mail with DKIM/DomainKey signatures
+Group:         System/Libraries/Perl
 Vendor:        openmamba
 Distribution:  openmamba
-Packager:       Silvan Calarco <silvan.calarco@mambasoft.it>
-URL:            http://www.cpan.org
-Source:         http://search.cpan.org/CPAN/authors/id/J/JA/JASLONG/Mail-DKIM-%{version}.tar.gz
-License:        GPL, Artistic
-Requires:       perl >= %perl_major_ver
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           https://metacpan.org/pod/Mail::DKIM
+Source:        https://cpan.metacpan.org/authors/id/M/MB/MBRADSHAW/Mail-DKIM-%{version}.tar.gz
+License:       GPL, Artistic
+Requires:      perl >= %perl_major_ver
 ## AUTOBUILDREQ-BEGIN
+BuildRequires: libperl
 BuildRequires: perl-Crypt-OpenSSL-RSA
-BuildRequires: perl-devel
+BuildRequires: perl-Mail-AuthenticationResults
 BuildRequires: perl-Mail-Tools
 BuildRequires: perl-Net-DNS
+BuildRequires: perl-devel
 ## AUTOBUILDREQ-END
-BuildRoot:      %{_tmppath}/%{name}-%{version}-root
+BuildRequires: perl-Net-DNS-Resolver-Mock
 
 %description
-Signs/verifies Internet mail with DKIM/DomainKey signatures.
+Mail::DKIM - Signs/verifies Internet mail with DKIM/DomainKey signatures.
 
 %prep
 %setup -q -n Mail-DKIM-%{version}
@@ -52,6 +54,9 @@ rm -f .packlist
 %defattr(-,root,root)
 
 %changelog
+* Thu Oct 28 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 1.20200907-1mamba
+- update to 1.20200907
+
 * Thu Feb 21 2013 Automatic Build System <autodist@mambasoft.it> 0.40-1mamba
 - automatic version update by autodist