diff --git a/python-zope-schema.spec b/python-zope-schema.spec
index 7143e81..36cabda 100644
--- a/python-zope-schema.spec
+++ b/python-zope-schema.spec
@@ -1,5 +1,5 @@
 Name:          python-zope-schema
-Version:       4.5.0
+Version:       4.6.0
 Release:       1mamba
 Summary:       zope.interface extension for defining data schemas
 Group:         System/Libraries/Python
@@ -7,7 +7,7 @@ Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Stefano Cotta Ramusino <stefano.cotta@openmamba.org>
 URL:           http://pypi.python.org/pypi/zope.schema
-Source:        http://pypi.python.org/packages/source/z/zope.schema/zope.schema-%{version}.tar.gz
+Source:        https://pypi.debian.net/zope.schema/zope.schema-%{version}.tar.gz
 License:       Zope Public License
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: libpython-devel
@@ -53,6 +53,9 @@ sed -i "\,/tests/,d" %{name}.filelist
 #%doc src/zope/schema/*.txt
 
 %changelog
+* Sun Sep 09 2018 Silvan Calarco <silvan.calarco@mambasoft.it> 4.6.0-1mamba
+- update to 4.6.0
+
 * Tue May 01 2018 Automatic Build System <autodist@mambasoft.it> 4.5.0-1mamba
 - automatic version update by autodist