diff --git a/python-twisted.spec b/python-twisted.spec
index e6c422d..9f9dca0 100644
--- a/python-twisted.spec
+++ b/python-twisted.spec
@@ -1,14 +1,14 @@
 %define        pkgmajver %(echo %{version} | cut -d. -f 1-2)
 
 Name:          python-twisted
-Version:       21.2.0
+Version:       21.7.0
 Release:       1mamba
 Summary:       Event-driven networking framework written in Python
 Group:         System/Libraries/Python
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Tiziana Ferro <tiziana.ferro@email.it>
-URL:           https://www.twistedmatrix.com/
+URL:           https://www.twistedmatrix.com/trac/
 Source:        https://pypi.debian.net/Twisted/Twisted-%{version}.tar.gz
 License:       LGPL
 ## AUTOBUILDREQ-BEGIN
@@ -19,6 +19,7 @@ BuildRequires: python3.7dist(constantly)
 BuildRequires: python3.7dist(hyperlink)
 BuildRequires: python3.7dist(incremental)
 BuildRequires: python3.7dist(setuptools)
+BuildRequires: python3.7dist(typing-extensions)
 BuildRequires: python3.7dist(zope.interface)
 ## AUTOBUILDREQ-END
 
@@ -80,6 +81,9 @@ done
 %{python_sitearch}/Twisted-%{version}-py*.egg-info/*
 
 %changelog
+* Thu Jul 29 2021 Automatic Build System <autodist@mambasoft.it> 21.7.0-1mamba
+- automatic version update by autodist
+
 * Fri Apr 09 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 21.2.0-1mamba
 - update to 21.2.0