diff --git a/dragon.spec b/dragon.spec
index 03b9ef3..65c822b 100644
--- a/dragon.spec
+++ b/dragon.spec
@@ -1,5 +1,5 @@
 Name:          dragon
-Version:       21.08.3
+Version:       21.12.0
 Release:       1mamba
 Summary:       A simple video player for KDE
 Group:         Graphical Desktop/Applications/Multimedia
@@ -32,10 +32,10 @@ BuildRequires: libkwidgetsaddons-devel
 BuildRequires: libkwindowsystem-devel
 BuildRequires: libkxmlgui-devel
 BuildRequires: libphonon-devel
-BuildRequires: libqt5-devel
 BuildRequires: libsolid-devel
 BuildRequires: libsonnet-devel
 BuildRequires: libstdc++6-devel
+BuildRequires: qt5-qtbase-devel
 ## AUTOBUILDREQ-END
 BuildRequires: cmake
 Provides:      dragonplayer
@@ -82,6 +82,9 @@ A simple video player for KDE.
 %doc LICENSES
 
 %changelog
+* Thu Dec 09 2021 Automatic Build System <autodist@mambasoft.it> 21.12.0-1mamba
+- automatic version update by autodist
+
 * Thu Nov 04 2021 Automatic Build System <autodist@mambasoft.it> 21.08.3-1mamba
 - automatic version update by autodist