diff --git a/python-virtualenv.spec b/python-virtualenv.spec
index 5d0b9a7..7bc48d4 100644
--- a/python-virtualenv.spec
+++ b/python-virtualenv.spec
@@ -1,6 +1,6 @@
 Name:          python-virtualenv
-Version:       15.1.0
-Release:       3mamba
+Version:       16.0.0
+Release:       1mamba
 Summary:       Virtual Python Environment builder
 Group:         System/Libraries/Python
 Vendor:        openmamba
@@ -77,6 +77,9 @@ mv %{buildroot}%{_mandir}/man1/virtualenv.1 %{buildroot}%{_mandir}/man1/virtuale
 %{_mandir}/man1/virtualenv*.1*
 
 %changelog
+* Fri Aug 17 2018 Automatic Build System <autodist@mambasoft.it> 16.0.0-1mamba
+- automatic version update by autodist
+
 * Tue Sep 19 2017 Silvan Calarco <silvan.calarco@mambasoft.it> 15.1.0-3mamba
 - added requirement for py3 version