diff --git a/analitza.spec b/analitza.spec
index 9026fab..d3ee221 100644
--- a/analitza.spec
+++ b/analitza.spec
@@ -2,7 +2,7 @@
 %global __debug_package 1
 
 Name:          analitza
-Version:       23.08.5
+Version:       24.02.1
 Release:       1mamba
 Summary:       KDE library for mathematical features
 Group:         Graphical Desktop/Applications/Scientific
@@ -10,33 +10,28 @@ Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           https://kde.org/
-Source:        http://download.kde.org/stable/release-service/%{version}/src/analitza-%{version}.tar.xz
+Source:        https://download.kde.org/%{stable_kde6}/release-service/%{version}/src/analitza-%{version}.tar.xz
 License:       GPL
 BuildRequires: cmake
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
-BuildRequires: libQt5Svg-devel
 BuildRequires: libgcc
+BuildRequires: libglvnd-devel
 BuildRequires: libstdc++6-devel
-BuildRequires: qt5-qtbase-devel
-BuildRequires: qt5-qtdeclarative-devel
+BuildRequires: qt6-qt5compat-devel
+BuildRequires: qt6-qtbase-devel
+BuildRequires: qt6-qtdeclarative-devel
+BuildRequires: qt6-qtsvg-devel
 ## AUTOBUILDREQ-END
 BuildRequires: extra-cmake-modules
 
 %description
 Algebraic calculator and libraries.
 
-%package -n calgebra
-Group:         Graphical Desktop/Applications/Scientific
-Summary:       Algebraic calculator
-Requires:      lib%{name} = %{?epoch:%epoch:}%{version}-%{release}
-
-%description -n calgebra
-Algebraic calculator.
-
 %package -n lib%{name}
 Group:         System/Libraries
 Summary:       Shared libraries to work with mathematical expressions
+Obsoletes:     calgebra < 24.02.0
 
 %description -n lib%{name}
 This package contains shared libraries for %{name}.
@@ -55,19 +50,19 @@ This package contains libraries and header files for developing applications tha
 %setup -q
 
 %build
-%cmake_kde5 -d build \
+%cmake_kf6\
 \
 %ifarch arm
    -DWITH_OpenGL:BOOL=false
 %endif
 
-%make
+%cmake_build
 
 %install
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
-%makeinstall -C build
+%cmake_install
 
-%find_lang %{name}5_qt --with-qt --with-man --all-name || touch %{name}5_qt.lang
+%find_lang %{name} --with-qt --with-man --all-name || touch %{name}.lang
 
 %clean
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
@@ -78,38 +73,40 @@ This package contains libraries and header files for developing applications tha
 %postun
 /sbin/ldconfig || :
 
-%files -n calgebra
+%files -n lib%{name} -f %{name}.lang
 %defattr(-,root,root)
-#%{_kde4_bindir}/calgebra
-
-%files -n lib%{name} -f %{name}5_qt.lang
-%defattr(-,root,root)
-%{_kde5_libdir}/libAnalitza.so.*
-%{_kde5_libdir}/libAnalitzaGui.so.*
-%{_kde5_libdir}/libAnalitzaPlot.so.*
-%{_kde5_libdir}/libAnalitzaWidgets.so.*
-%dir %{_kde5_libdir}/qt5/qml/org/kde/analitza
-%{_kde5_libdir}/qt5/qml/org/kde/analitza/*
-%dir %{_kde5_sharedir}/libanalitza/plots
-%{_kde5_sharedir}/libanalitza/plots/*.plots
+%{_kf6_libdir}/libAnalitza.so.*
+%{_kf6_libdir}/libAnalitzaGui.so.*
+%{_kf6_libdir}/libAnalitzaPlot.so.*
+%{_kf6_libdir}/libAnalitzaWidgets.so.*
+%dir %{_qt6_qmldir}/org/kde/analitza
+%{_qt6_qmldir}/org/kde/analitza/*
+%dir %{_datadir}/libanalitza/plots
+%{_datadir}/libanalitza/plots/*.plots
 %doc COPYING COPYING.DOC COPYING.LIB
 
 %files -n lib%{name}-devel
 %defattr(-,root,root)
-%dir %{_includedir}/Analitza5/analitza
-%{_includedir}/Analitza5/analitza_version.h
-%{_includedir}/Analitza5/analitza/*.h
-%dir %{_includedir}/Analitza5/analitzagui
-%{_includedir}/Analitza5/analitzagui/*.h
-%dir %{_includedir}/Analitza5/analitzaplot
-%{_includedir}/Analitza5/analitzaplot/*.h
-%{_kde5_libdir}/libAnalitza.so
-%{_kde5_libdir}/libAnalitzaGui.so
-%{_kde5_libdir}/libAnalitzaPlot.so
-%{_kde5_libdir}/libAnalitzaWidgets.so
-%{_kde5_libdir}/cmake/Analitza5/Analitza5*.cmake
+%dir %{_includedir}/Analitza6/analitza
+%{_includedir}/Analitza6/analitza_version.h
+%{_includedir}/Analitza6/analitza/*.h
+%dir %{_includedir}/Analitza6/analitzagui
+%{_includedir}/Analitza6/analitzagui/*.h
+%dir %{_includedir}/Analitza6/analitzaplot
+%{_includedir}/Analitza6/analitzaplot/*.h
+%{_kf6_libdir}/libAnalitza.so
+%{_kf6_libdir}/libAnalitzaGui.so
+%{_kf6_libdir}/libAnalitzaPlot.so
+%{_kf6_libdir}/libAnalitzaWidgets.so
+%{_kf6_libdir}/cmake/Analitza6/Analitza6*.cmake
 
 %changelog
+* Thu Mar 21 2024 Automatic Build System <autodist@openmamba.org> 24.02.1-1mamba
+- automatic version update by autodist
+
+* Sat Mar 02 2024 Automatic Build System <autodist@openmamba.org> 24.02.0-1mamba
+- automatic version update by autodist
+
 * Fri Feb 16 2024 Automatic Build System <autodist@openmamba.org> 23.08.5-1mamba
 - automatic version update by autodist