diff --git a/python-lxml.spec b/python-lxml.spec
index 71761de..19b52e7 100644
--- a/python-lxml.spec
+++ b/python-lxml.spec
@@ -1,5 +1,5 @@
 Name:          python-lxml
-Version:       4.1.1
+Version:       4.2.1
 Release:       1mamba
 Summary:       Python binding for the libxml2 and libxslt libraries
 Group:         System/Libraries/Python
@@ -71,6 +71,9 @@ rm -f doc/html/pubkey.asc
 %doc CHANGES.txt TODO.txt
 
 %changelog
+* Wed Apr 04 2018 Automatic Build System <autodist@mambasoft.it> 4.2.1-1mamba
+- automatic version update by autodist
+
 * Wed Nov 22 2017 Automatic Build System <autodist@mambasoft.it> 4.1.1-1mamba
 - automatic update by autodist