diff --git a/kdenlive.spec b/kdenlive.spec
index f12f2fa..26337a0 100644
--- a/kdenlive.spec
+++ b/kdenlive.spec
@@ -1,5 +1,5 @@
 Name:          kdenlive
-Version:       21.08.3
+Version:       21.12.0
 Release:       1mamba
 Summary:       A non linear video editor for the KDE environment
 Group:         Graphical Desktop/Applications/Multimedia
@@ -7,11 +7,13 @@ Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           https://kdenlive.org/en/
-# svn co https://kdenlive.svn.sourceforge.net/svnroot/kdenlive/trunk/kdenlive
 Source:        http://download.kde.org/stable/release-service/%{version}/src/kdenlive-%{version}.tar.xz
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
+BuildRequires: libQt5Multimedia-devel
+BuildRequires: libQt5NetworkAuth-devel
+BuildRequires: libQt5Svg-devel
 BuildRequires: libX11-devel
 BuildRequires: libattica5-devel
 BuildRequires: libgcc
@@ -44,11 +46,13 @@ BuildRequires: libkwindowsystem-devel
 BuildRequires: libkxmlgui-devel
 BuildRequires: libmlt-devel
 BuildRequires: libpurpose-devel
-BuildRequires: libqt5-devel
 BuildRequires: libsolid-devel
 BuildRequires: libsonnet-devel
 BuildRequires: libstdc++6-devel
 BuildRequires: libv4l-devel
+BuildRequires: qt5-qtbase-devel
+BuildRequires: qt5-qtdeclarative-devel
+BuildRequires: qt5-qtquickcontrols2-devel
 ## AUTOBUILDREQ-END
 BuildRequires: libkplotting-devel
 BuildRequires: libmlt6-devel
@@ -112,6 +116,9 @@ Kdenlive is a non linear video editor for the KDE environment.
 #README
 
 %changelog
+* Sun Dec 12 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 21.12.0-1mamba
+- update to 21.12.0
+
 * Fri Nov 05 2021 Automatic Build System <autodist@mambasoft.it> 21.08.3-1mamba
 - automatic version update by autodist