diff --git a/yelp-xsl.spec b/yelp-xsl.spec
index 8fd6812..028e7a5 100644
--- a/yelp-xsl.spec
+++ b/yelp-xsl.spec
@@ -1,5 +1,6 @@
+%define MAJver %(echo %version | cut -d. -f1)
 Name:          yelp-xsl
-Version:       3.38.3
+Version:       40.0
 Release:       1mamba
 Summary:       XSLT stylesheets for help viewers and publishing systems
 Group:         System/Libraries
@@ -7,7 +8,7 @@ Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Stefano Cotta Ramusino <stefano.cotta@openmamba.org>
 URL:           https://projects.gnome.org/yelp
-Source:        http://ftp.gnome.org/pub/GNOME/sources/yelp-xsl/%{majorminor}/yelp-xsl-%{version}.tar.xz
+Source:        https://download.gnome.org/sources/yelp-xsl/%{MAJver}/yelp-xsl-%{version}.tar.xz
 License:       GPL, LGPL, MIT
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: pkgconfig
@@ -34,8 +35,9 @@ Requires:      %{name} = %{?epoch:%epoch:}%{version}-%{release}
 yelp-xsl is a collection of programs and data files to help you build, maintain, and distribute documentation.
 It provides XSLT stylesheets that can be built upon for help viewers and publishing systems.
 These stylesheets output JavaScript and CSS content, and reference images provided by yelp-xsl.
+This package contains pkgconfig file needed for development.
 
-This package contains pkgconfig file need for development.
+#% debug_package
 
 %prep
 %setup -q
@@ -62,6 +64,9 @@ This package contains pkgconfig file need for development.
 %doc NEWS README
 
 %changelog
+* Sat Mar 27 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 40.0-1mamba
+- update to 40.0
+
 * Thu Feb 25 2021 Automatic Build System <autodist@mambasoft.it> 3.38.3-1mamba
 - automatic version update by autodist