diff --git a/kstars.spec b/kstars.spec
index 8089acb..a8765f2 100644
--- a/kstars.spec
+++ b/kstars.spec
@@ -1,5 +1,6 @@
 Name:          kstars
-Version:       17.08.3
+Epoch:         1
+Version:       3.4.3
 Release:       1mamba
 Summary:       Desktop Planetarium
 Group:         Graphical Desktop/Applications/Educational
@@ -7,28 +8,45 @@ Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Davide Madrisan <davide.madrisan@gmail.com>
 URL:           http://www.kde.org/applications/education/kstars/
-Source:        http://download.kde.org/stable/applications/%{version}/src/kstars-%{version}.tar.xz
+Source:        http://mirror.hs-esslingen.de/Mirrors/ftp.kde.org/pub/kde/stable/kstars/kstars-%{version}.tar.xz
+#Source:        http://download.kde.org/stable/applications/%{version}/src/kstars-%{version}.tar.xz
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
+BuildRequires: ldconfig
+BuildRequires: libattica5-devel
 BuildRequires: libgcc
-BuildRequires: libGL-devel
-BuildRequires: libGLU-devel
-BuildRequires: libICE-devel
+BuildRequires: libglib-devel
+BuildRequires: libkauth-devel
+BuildRequires: libkbookmarks-devel
+BuildRequires: libkcodecs-devel
+BuildRequires: libkcompletion-devel
+BuildRequires: libkconfig-devel
+BuildRequires: libkconfigwidgets-devel
+BuildRequires: libkcoreaddons-devel
+BuildRequires: libkcrash-devel
+BuildRequires: libki18n-devel
+BuildRequires: libkio-devel
+BuildRequires: libkitemviews-devel
+BuildRequires: libkjobwidgets-devel
+BuildRequires: libknewstuff-devel
+BuildRequires: libknotifications-devel
+BuildRequires: libknotifyconfig-devel
+BuildRequires: libkplotting-devel
+BuildRequires: libkservice-devel
+BuildRequires: libkwidgetsaddons-devel
+BuildRequires: libkwindowsystem-devel
+BuildRequires: libkxmlgui-devel
 BuildRequires: libqt5-devel
-BuildRequires: libSM-devel
+BuildRequires: libqtkeychain-devel
+BuildRequires: libraw-devel
+BuildRequires: libsecret-devel
+BuildRequires: libsolid-devel
 BuildRequires: libstdc++6-devel
-BuildRequires: libX11-devel
-BuildRequires: libXau-devel
-BuildRequires: libXdmcp-devel
-BuildRequires: libXext-devel
-BuildRequires: libXft-devel
-BuildRequires: libXpm-devel
 BuildRequires: libz-devel
 ## AUTOBUILDREQ-END
 BuildRequires: cmake
 BuildRequires: eigen3-devel
-#Requires:      kde-workspace
 Provides:      kstars4 = %{?epoch:%epoch:}%{version}-%{release}
 Obsoletes:     kstars4
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
@@ -60,6 +78,8 @@ Features
     * Altitude vs Time tool;
     * Sky Calendar tool.
 
+%debug_package
+
 %prep
 %setup -q
 
@@ -71,7 +91,7 @@ Features
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
 %makeinstall -C build
 
-%find_lang %{name}5_qt --with-qt --all-name || touch %{name}5_qt.lang
+%find_lang %{name}5_qt --with-qt --with-html --all-name || touch %{name}5_qt.lang
 
 %clean
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
@@ -95,36 +115,22 @@ exit 0
 
 %files -f %{name}5_qt.lang
 %defattr(-,root,root)
-%{_sysconfdir}/dbus-1/system.d/org.kde.kf5auth.kstars.conf
 %{_kde5_bindir}/%{name}
 %{_kde5_datadir}/%{name}
 %{_kde5_kcfgdir}/%{name}.kcfg
 %{_datadir}/knotifications5/kstars.notifyrc
-#%{_kde5_datadir}/icons/hicolor/*/actions/*.png
 %{_kde5_icondir}/hicolor/*/apps/%{name}.png
 %{_kde5_icondir}/hicolor/scalable/apps/%{name}.svgz
-#%dir %{_datadir}/kxmlgui5/kstars
-#%{_datadir}/kxmlgui5/kstars/*.rc
 %{_datadir}/sounds/KDE-KStars-*.ogg
 %{_kde5_libdir}/libhtmesh.a
 %{_datadir}/metainfo/org.kde.kstars.appdata.xml
 %{_kde5_xdgappsdir}/org.kde.%{name}.desktop
-%{_libexecdir}/kf5/kauth/kauth_kstars_helper
-%{_datadir}/dbus-1/system-services/org.kde.kf5auth.kstars.service
-%{_datadir}/polkit-1/actions/org.kde.kf5auth.kstars.policy
-%lang(en) %{_kde5_htmldir}/en/%{name}
-%lang(ca) %{_datadir}/doc/HTML/ca/kstars
-%lang(de) %{_datadir}/doc/HTML/de/kstars
-%lang(es) %{_datadir}/doc/HTML/es/kstars
-%lang(it) %{_datadir}/doc/HTML/it/kstars
-%lang(nl) %{_datadir}/doc/HTML/nl/kstars
-%lang(pt_BR) %{_datadir}/doc/HTML/pt_BR/kstars
-%lang(sv) %{_datadir}/doc/HTML/sv/kstars
-%lang(uk) %{_datadir}/doc/HTML/uk/kstars
 %doc AUTHORS COPYING COPYING.DOC
-#ChangeLog README README.api README.customize README.ephemerides README.i18n README.images README.planetmath README.timekeeping TODO
 
 %changelog
+* Mon Aug 17 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 3.4.3-1mamba
+- update to 3.4.3
+
 * Fri Nov 10 2017 Automatic Build System <autodist@mambasoft.it> 17.08.3-1mamba
 - automatic version update by autodist