diff --git a/libkomparediff2.spec b/libkomparediff2.spec
index 3a308fd..220eb92 100644
--- a/libkomparediff2.spec
+++ b/libkomparediff2.spec
@@ -1,5 +1,5 @@
 Name:          libkomparediff2
-Version:       21.08.3
+Version:       21.12.0
 Release:       1mamba
 Summary:       KDE4 komparediff2 library
 Group:         System/Libraries
@@ -22,8 +22,8 @@ BuildRequires: libkio-devel
 BuildRequires: libkservice-devel
 BuildRequires: libkwidgetsaddons-devel
 BuildRequires: libkxmlgui-devel
-BuildRequires: libqt5-devel
 BuildRequires: libstdc++6-devel
+BuildRequires: qt5-qtbase-devel
 ## AUTOBUILDREQ-END
 BuildRequires: automoc4
 BuildRequires: cmake
@@ -86,6 +86,9 @@ exit 0
 %{_kde5_libdir}/libkomparediff2.so
 
 %changelog
+* Fri Dec 10 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