diff --git a/perl-Alien-Build.spec b/perl-Alien-Build.spec
index a17b995..4f4ede8 100644
--- a/perl-Alien-Build.spec
+++ b/perl-Alien-Build.spec
@@ -1,7 +1,7 @@
 %define perl_major_ver %(eval `perl -V:version`; echo ${version%*.[0-9]*}.0)
 
 Name:          perl-Alien-Build
-Version:       2.38
+Version:       2.40
 Release:       1mamba
 Summary:       Alien::Build::MM - Alien::Build installer code for ExtUtils::MakeMaker
 Group:         System/Libraries/Perl
@@ -9,7 +9,7 @@ Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           https://www.cpan.org
-Source:        https://cpan.metacpan.org/authors/id/P/PL/PLICEASE/Alien-Build-%{version}.tar.gz
+Source:        https://cpan.metacpan.org/modules/by-module/Alien/Alien-Build-%{version}.tar.gz
 License:       GPL, Artistic
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: libperl
@@ -22,7 +22,6 @@ BuildRequires: perl-devel
 ## AUTOBUILDREQ-END
 BuildRequires: perl-devel
 Requires:      perl >= %perl_major_ver
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
 Alien::Build::MM - Alien::Build installer code for ExtUtils::MakeMaker.
@@ -60,6 +59,9 @@ done
 # %doc README
 
 %changelog
+* Fri May 14 2021 Automatic Build System <autodist@mambasoft.it> 2.40-1mamba
+- automatic version update by autodist
+
 * Sat Feb 20 2021 Automatic Build System <autodist@mambasoft.it> 2.38-1mamba
 - automatic version update by autodist