diff --git a/libgtk.spec b/libgtk.spec
index 76a6d13..7d52f96 100644
--- a/libgtk.spec
+++ b/libgtk.spec
@@ -8,8 +8,8 @@
 #%define gdk_pixbuf_version 2.26.0
 
 Name:          libgtk
-Version:       4.0.3
-Release:       2mamba
+Version:       4.2.0
+Release:       1mamba
 Summary:       The GIMP ToolKit (GTK+), a library for creating GUIs
 Group:         System/Libraries
 Vendor:        openmamba
@@ -308,6 +308,9 @@ FS=`stat -c %s %{_sysconfdir}/gtk-%{libver}/gtk-pixbuf.loaders 2>/dev/null`
 #%{_datadir}/gtk-doc/html/gtk4/*
 
 %changelog
+* Tue Mar 30 2021 Automatic Build System <autodist@mambasoft.it> 4.2.0-1mamba
+- automatic version update by autodist
+
 * Fri Mar 12 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 4.0.3-2mamba
 - don't run missing gtk-query-immodules in post scripts