diff --git a/python-sphinx_rtd_theme.spec b/python-sphinx_rtd_theme.spec
index 80b330f..961655f 100644
--- a/python-sphinx_rtd_theme.spec
+++ b/python-sphinx_rtd_theme.spec
@@ -1,5 +1,5 @@
 Name:          python-sphinx_rtd_theme
-Version:       0.3.1
+Version:       0.4.0
 Release:       1mamba
 Summary:       Read the Docs Sphinx Theme
 Group:         System/Libraries
@@ -45,6 +45,9 @@ CFLAGS="%{optflags}" %{__python} setup.py build
 # %doc README.rst
 
 %changelog
+* Mon Jun 18 2018 Automatic Build System <autodist@mambasoft.it> 0.4.0-1mamba
+- automatic version update by autodist
+
 * Sun May 13 2018 Automatic Build System <autodist@mambasoft.it> 0.3.1-1mamba
 - automatic version update by autodist