diff --git a/postfix.spec b/postfix.spec
index 18a613f..82d42ef 100644
--- a/postfix.spec
+++ b/postfix.spec
@@ -8,14 +8,14 @@
 %define postdrop_groupid 65031
 
 Name:          postfix
-Version:       3.5.9
+Version:       3.5.10
 Release:       1mamba
 Summary:       A fast, easy to administer, and secure mail transfer agent
 Group:         System/Servers
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
-URL:           http://www.postfix.org
+URL:           https://www.postfix.org
 Source:        ftp://ftp.porcupine.org/mirrors/postfix-release/official/%{name}-%{version}.tar.gz
 Source1:       postfix.service
 Source2:       %{name}-mysql_virtual_alias_maps.cf
@@ -38,7 +38,6 @@ BuildRequires: libsasl2-devel
 BuildRequires: libz-devel
 ## AUTOBUILDREQ-END
 BuildRequires: libsasl2-devel >= 2.1.26
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 Provides:      mta
 Provides:      /usr/lib/sendmail
 %systemd_requires
@@ -306,6 +305,9 @@ exit 0
 %attr(0771,vmail,vmail) %dir %{_localstatedir}/spool/deleted-maildirs
 
 %changelog
+* Mon Apr 12 2021 Automatic Build System <autodist@mambasoft.it> 3.5.10-1mamba
+- automatic version update by autodist
+
 * Mon Jan 18 2021 Automatic Build System <autodist@mambasoft.it> 3.5.9-1mamba
 - automatic version update by autodist