diff --git a/python-zope-proxy.spec b/python-zope-proxy.spec
index 455d940..8dcf1a0 100644
--- a/python-zope-proxy.spec
+++ b/python-zope-proxy.spec
@@ -1,21 +1,20 @@
 Name:          python-zope-proxy
-Version:       4.3.5
+Version:       4.4.0
 Release:       1mamba
 Summary:       Zope proxy library
 Group:         System/Libraries
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
-URL:           http://zope.org
+URL:           https://zope.org/
 Source:        http://pypi.debian.net/zope.proxy/zope.proxy-%{version}.tar.gz
 License:       Zope Public License
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
-BuildRequires: libpython-devel
+BuildRequires: libpython3-devel
 ## AUTOBUILDREQ-END
 BuildRequires: python >= 2.7.16
 Requires:      python >= %python_version
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
 %{summary}.
@@ -49,6 +48,9 @@ sed -i "s,.*/man/.*,&.gz," %{name}.filelist
 %defattr(-,root,root)
 
 %changelog
+* Thu Jul 22 2021 Automatic Build System <autodist@mambasoft.it> 4.4.0-1mamba
+- automatic version update by autodist
+
 * Mon Mar 16 2020 Automatic Build System <autodist@mambasoft.it> 4.3.5-1mamba
 - automatic version update by autodist