diff --git a/cjs.spec b/cjs.spec
index e9e7010..b651be0 100644
--- a/cjs.spec
+++ b/cjs.spec
@@ -1,5 +1,5 @@
 Name:          cjs
-Version:       3.8.0
+Version:       4.0.0
 Release:       1mamba
 Summary:       JavaScript bindings based on gobject-introspection
 Group:         Development/Tools
@@ -116,6 +116,9 @@ This package contains libraries and header files for developing applications tha
 %doc NEWS README
 
 %changelog
+* Thu Nov 01 2018 Automatic Build System <autodist@mambasoft.it> 4.0.0-1mamba
+- automatic version update by autodist
+
 * Mon Aug 13 2018 Automatic Build System <autodist@mambasoft.it> 3.8.0-1mamba
 - automatic version update by autodist