diff --git a/kalgebra.spec b/kalgebra.spec
index a11dd5a..5fbe255 100644
--- a/kalgebra.spec
+++ b/kalgebra.spec
@@ -1,6 +1,6 @@
 ### AUTOUPDATE-OFF: 1
 Name:          kalgebra
-Version:       21.08.3
+Version:       21.12.0
 Release:       1mamba
 Summary:       A mathematical calculator based content markup MathML language
 Group:         Graphical Desktop/Applications/Scientific
@@ -12,6 +12,8 @@ Source:        http://download.kde.org/stable/release-service/%{version}/src/kal
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
+BuildRequires: libQt5Positioning-devel
+BuildRequires: libQt5WebChannel-devel
 BuildRequires: libQt5WebEngine-devel
 BuildRequires: libanalitza-devel
 BuildRequires: libgcc
@@ -25,10 +27,11 @@ BuildRequires: libkio-devel
 BuildRequires: libkservice-devel
 BuildRequires: libkwidgetsaddons-devel
 BuildRequires: libkxmlgui-devel
-BuildRequires: libqt5-devel
 BuildRequires: libreadline-devel
 BuildRequires: libstdc++6-devel
 BuildRequires: libtermcap-devel
+BuildRequires: qt5-qtbase-devel
+BuildRequires: qt5-qtdeclarative-devel
 ## AUTOBUILDREQ-END
 BuildRequires: cmake
 
@@ -102,6 +105,9 @@ exit 0
 %doc COPYING COPYING.DOC COPYING.LIB
 
 %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