diff --git a/deltarpm.spec b/deltarpm.spec
index e86dd72..ffb9d09 100644
--- a/deltarpm.spec
+++ b/deltarpm.spec
@@ -1,12 +1,12 @@
 Name:          deltarpm
-Version:       3.6.2
-Release:       2mamba
+Version:       3.6.3
+Release:       1mamba
 Summary:       Create deltas between rpms
 Group:         System/Management
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
-URL:           https://www.novell.com/products/linuxpackages/professional/deltarpm.html
+URL:           https://www.novell.com/products/linuxpackages/opensuse/deltarpm.html
 Source:        https://github.com/rpm-software-management/deltarpm.git/%{version}/deltarpm-%{version}.tar.bz2
 #Source:        ftp://ftp.suse.com/pub/projects/deltarpm/deltarpm-%{version}.tar.bz2
 License:       BSD
@@ -15,7 +15,6 @@ BuildRequires: glibc-devel
 BuildRequires: libbzip2-devel
 BuildRequires: liblzma-devel
 BuildRequires: libperl
-BuildRequires: libpython-devel
 BuildRequires: librpm-devel
 BuildRequires: libzstd-devel
 BuildRequires: perl-devel
@@ -50,11 +49,13 @@ Python 3 bindings for %{name}.
 %build
 %make \
    CFLAGS="-I%{_includedir}/rpm" \
+   PYTHONS="python%{python3_version}" \
    all python
 
 %install
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
 %makeinstall \
+   PYTHONS="python%{python3_version}" \
    prefix=%{_prefix} \
    mandir=%{_mandir}
 
@@ -81,10 +82,10 @@ Python 3 bindings for %{name}.
 %doc LICENSE.BSD
 #%doc NEWS README
 
-%files -n python-deltarpm
-%defattr(-,root,root)
-%{python27_sitearch}/_deltarpmmodule.so
-%{python27_sitearch}/deltarpm.py
+#%files -n python-deltarpm
+#%defattr(-,root,root)
+#%{python27_sitearch}/_deltarpmmodule.so
+#%{python27_sitearch}/deltarpm.py
 
 %files -n python-deltarpm-py3
 %defattr(-,root,root)
@@ -92,6 +93,9 @@ Python 3 bindings for %{name}.
 %{python3_sitearch}/deltarpm.py
 
 %changelog
+* Sun Nov 07 2021 Automatic Build System <autodist@mambasoft.it> 3.6.3-1mamba
+- automatic version update by autodist
+
 * Sun Mar 07 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 3.6.2-2mamba
 - rebuilt by autoport with build requirements: librpm-devel>=4.16.1.2-1mamba