diff --git a/kdegraphics-mobipocket.spec b/kdegraphics-mobipocket.spec
index 4eb4364..0acb181 100644
--- a/kdegraphics-mobipocket.spec
+++ b/kdegraphics-mobipocket.spec
@@ -1,5 +1,5 @@
 Name:          kdegraphics-mobipocket
-Version:       21.08.3
+Version:       21.12.0
 Release:       1mamba
 Summary:       Mobipocket plugins for Strigi indexing, Okular and thumbnails
 Group:         Graphical Desktop/Applications/Graphics
@@ -21,9 +21,9 @@ BuildRequires: libkjobwidgets-devel
 BuildRequires: libkservice-devel
 BuildRequires: libkwidgetsaddons-devel
 BuildRequires: libkwindowsystem-devel
-BuildRequires: libqt5-devel
 BuildRequires: libsolid-devel
 BuildRequires: libstdc++6-devel
+BuildRequires: qt5-qtbase-devel
 ## AUTOBUILDREQ-END
 BuildRequires: automoc4
 BuildRequires: cmake
@@ -92,6 +92,9 @@ exit 0
 %{_kde5_libdir}/libqmobipocket.so
 
 %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