diff --git a/perl-Alien-autoconf.spec b/perl-Alien-autoconf.spec
index 20004e3..e82f8e4 100644
--- a/perl-Alien-autoconf.spec
+++ b/perl-Alien-autoconf.spec
@@ -1,7 +1,7 @@
 %define perl_major_ver %(eval `perl -V:version`; echo ${version%*.[0-9]*}.0)
 
 Name:          perl-Alien-autoconf
-Version:       0.17
+Version:       0.18
 Release:       1mamba
 Summary:       Alien::autoconf - Build or find autoconf
 Group:         System/Libraries/Perl
@@ -19,7 +19,6 @@ BuildRequires: perl-devel
 BuildRequires: perl-Alien-m4
 BuildRequires: perl-devel
 Requires:      perl >= %perl_major_ver
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
 Alien::autoconf - Build or find autoconf.
@@ -55,6 +54,9 @@ done
 %doc LICENSE
 
 %changelog
+* Fri Aug 12 2022 Automatic Build System <autodist@mambasoft.it> 0.18-1mamba
+- automatic version update by autodist
+
 * Sat Feb 20 2021 Automatic Build System <autodist@mambasoft.it> 0.17-1mamba
 - automatic version update by autodist