diff --git a/perl-CPS.spec b/perl-CPS.spec
index 14b1af5..d8f756e 100644
--- a/perl-CPS.spec
+++ b/perl-CPS.spec
@@ -1,15 +1,15 @@
 %define perl_major_ver %(eval `perl -V:version`; echo ${version%*.[0-9]*}.0)
 
 Name:          perl-CPS
-Version:       0.18
+Version:       0.19
 Release:       1mamba
 Summary:       CPS - manage flow of control in Continuation-Passing Style
 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/P/PE/PEVANS/CPS-%{version}.tar.gz
+URL:           https://www.cpan.org/
+Source:        https://cpan.metacpan.org/authors/id/P/PE/PEVANS/CPS-%{version}.tar.gz
 License:       GPL, Artistic
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: perl-devel
@@ -17,7 +17,6 @@ BuildRequires: perl-devel
 BuildRequires: perl-Test-Refcount
 BuildRequires: perl-Future
 Requires:      perl >= %perl_major_ver
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
 CPS - manage flow of control in Continuation-Passing Style.
@@ -26,15 +25,13 @@ CPS - manage flow of control in Continuation-Passing Style.
 %setup -q -n CPS-%{version}
 
 %build
-%{__perl} Makefile.PL PREFIX=%{_prefix} INSTALLDIRS=vendor OPTIMIZE="%{optflags}"
-
-%make
-
-%make test
+%{__perl} Build.PL installdirs=vendor
+./Build
+./Build test
 
 %install
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
-%makeinstall_perl
+./Build install --destdir=%{buildroot}
 
 packlist=`find %{buildroot} -name .packlist`
 [ -z "$packlist" ] && exit 1 || cat $packlist | \
@@ -54,6 +51,9 @@ done
 %doc LICENSE README
 
 %changelog
+* Sun Jan 09 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 0.19-1mamba
+- update to 0.19
+
 * Mon Feb 25 2013 Automatic Build System <autodist@mambasoft.it> 0.18-1mamba
 - automatic version update by autodist