diff --git a/gst-plugins-good.spec b/gst-plugins-good.spec
index e088a56..f8b5277 100644
--- a/gst-plugins-good.spec
+++ b/gst-plugins-good.spec
@@ -2,7 +2,7 @@
 %define        libname     lib%{name}
 
 Name:          gst-plugins-good
-Version:       1.12.2
+Version:       1.12.3
 Release:       1mamba
 Summary:       A set of plug-ins for gstreamer considered to have good quality code
 Group:         System/Multimedia
@@ -140,6 +140,9 @@ sed -i "s|OpenGL/gl.h|GL/gl.h|" configure
 %{_datadir}/gtk-doc/html/gst-plugins-good-plugins-%{apiver}/*
 
 %changelog
+* Tue Sep 19 2017 Automatic Build System <autodist@mambasoft.it> 1.12.3-1mamba
+- automatic version update by autodist
+
 * Fri Jul 14 2017 Automatic Build System <autodist@mambasoft.it> 1.12.2-1mamba
 - automatic version update by autodist