diff --git a/libdazzle.spec b/libdazzle.spec
index d013721..660689d 100644
--- a/libdazzle.spec
+++ b/libdazzle.spec
@@ -1,6 +1,6 @@
 %define majver %(echo %version | cut -d. -f1-2)
 Name:          libdazzle
-Version:       3.38.0
+Version:       3.40.0
 Release:       1mamba
 Summary:       A companion library to GObject and Gtk+
 Group:         System/Libraries
@@ -8,7 +8,7 @@ Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           https://www.gnome.org
-Source:        ftp://ftp.gnome.org/pub/gnome/sources/libdazzle/%{majver}/libdazzle-%{version}.tar.xz
+Source:        https://download.gnome.org/sources/libdazzle/%{majver}/libdazzle-%{version}.tar.xz
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
@@ -18,7 +18,6 @@ BuildRequires: libglib-devel
 BuildRequires: libgtk-devel
 BuildRequires: libpango-devel
 ## AUTOBUILDREQ-END
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
 The libdazzle library is a companion library to GObject and Gtk+..
@@ -72,6 +71,9 @@ This package contains libraries and header files for developing applications tha
 %doc NEWS README.md
 
 %changelog
+* Sat Mar 27 2021 Automatic Build System <autodist@mambasoft.it> 3.40.0-1mamba
+- automatic version update by autodist
+
 * Fri Sep 18 2020 Automatic Build System <autodist@mambasoft.it> 3.38.0-1mamba
 - automatic version update by autodist