diff --git a/python-zope-event.spec b/python-zope-event.spec
index 56b29a4..86392aa 100644
--- a/python-zope-event.spec
+++ b/python-zope-event.spec
@@ -1,5 +1,5 @@
 Name:          python-zope-event
-Version:       4.2.0
+Version:       4.3.0
 Release:       1mamba
 Summary:       Very basic event publishing system
 Group:         System/Libraries/Python
@@ -54,6 +54,9 @@ It provides:
 #%doc src/zope/event/*.txt
 
 %changelog
+* Tue Apr 17 2018 Automatic Build System <autodist@mambasoft.it> 4.3.0-1mamba
+- automatic version update by autodist
+
 * Wed Apr 20 2016 Automatic Build System <autodist@mambasoft.it> 4.2.0-1mamba
 - automatic version update by autodist