diff --git a/kdesdk-thumbnailers.spec b/kdesdk-thumbnailers.spec
index edd34d7..bd207fe 100644
--- a/kdesdk-thumbnailers.spec
+++ b/kdesdk-thumbnailers.spec
@@ -1,5 +1,5 @@
 Name:          kdesdk-thumbnailers
-Version:       19.08.3
+Version:       19.12.0
 Release:       1mamba
 Summary:       A plugin to allow KDE software to create thumbnails for Gettext translations files (po)
 Group:         Graphical Desktop/Applications/Development
@@ -7,7 +7,7 @@ Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           http://www.kde.org
-Source:        http://download.kde.org/stable/applications/%{version}/src/kdesdk-thumbnailers-%{version}.tar.xz
+Source:        http://download.kde.org/stable/release-service/%{version}/src/kdesdk-thumbnailers-%{version}.tar.xz
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: gettext-devel
@@ -52,6 +52,9 @@ This package is part of the KDE Software Development Kit module.
 %doc COPYING
 
 %changelog
+* Mon Dec 30 2019 Automatic Build System <autodist@mambasoft.it> 19.12.0-1mamba
+- automatic version update by autodist
+
 * Thu Nov 07 2019 Automatic Build System <autodist@mambasoft.it> 19.08.3-1mamba
 - automatic version update by autodist