diff --git a/astyle.spec b/astyle.spec
index 1646c8c..15ece4e 100644
--- a/astyle.spec
+++ b/astyle.spec
@@ -1,5 +1,5 @@
 Name:          astyle
-Version:       3.0.1
+Version:       3.1
 Release:       1mamba
 Summary:       A free, fast and small automatic Formatter for C, C++, C#, and Java source code
 Group:         Applications/Development
@@ -39,6 +39,9 @@ install -D -m 0755 build/gcc/bin/astyle %{buildroot}%{_bindir}/astyle
 %doc doc/*
 
 %changelog
+* Sat Jan 27 2018 Automatic Build System <autodist@mambasoft.it> 3.1-1mamba
+- automatic version update by autodist
+
 * Sat Jun 03 2017 Automatic Build System <autodist@mambasoft.it> 3.0.1-1mamba
 - automatic version update by autodist