diff --git a/postgis.spec b/postgis.spec
index a484f50..0c5aaf3 100644
--- a/postgis.spec
+++ b/postgis.spec
@@ -1,6 +1,6 @@
 %define apiver %(echo %version | cut -d. -f1-2)
 Name:          postgis
-Version:       2.3.0
+Version:       2.3.1
 Release:       1mamba
 Summary:       PostGIS adds support for geographic objects to the PostgreSQL object-relational database
 Group:         Applications/Databases
@@ -74,6 +74,9 @@ PostGIS adds support for geographic objects to the PostgreSQL object-relational
 %{_libdir}/liblwgeom.so
 
 %changelog
+* Mon Dec 12 2016 Automatic Build System <autodist@mambasoft.it> 2.3.1-1mamba
+- automatic version update by autodist
+
 * Fri Sep 30 2016 Automatic Build System <autodist@mambasoft.it> 2.3.0-1mamba
 - automatic version update by autodist