diff --git a/claws-mail.spec b/claws-mail.spec
index 7cf0ea2..c826628 100644
--- a/claws-mail.spec
+++ b/claws-mail.spec
@@ -1,6 +1,6 @@
 %define _distrib_milestone %(echo %_distrib_codename | cut -d- -f1)
 Name:          claws-mail
-Version:       3.13.0
+Version:       3.13.1
 Release:       1mamba
 Summary:       An email client (and news reader)
 Group:         Graphical Desktop/Applications/Internet
@@ -224,6 +224,9 @@ echo %_distrib_milestone
 %{_libdir}/pkgconfig/claws-mail.pc
 
 %changelog
+* Mon Dec 21 2015 Automatic Build System <autodist@mambasoft.it> 3.13.1-1mamba
+- automatic version update by autodist
+
 * Sun Oct 11 2015 Automatic Build System <autodist@mambasoft.it> 3.13.0-1mamba
 - automatic version update by autodist