diff --git a/kcalc.spec b/kcalc.spec
index 1ce363f..fe22a02 100644
--- a/kcalc.spec
+++ b/kcalc.spec
@@ -1,5 +1,5 @@
 Name:          kcalc
-Version:       4.14.3
+Version:       16.04.0
 Release:       1mamba
 Summary:       Scientific calculator
 Group:         Graphical Desktop/Applications/Utilities
@@ -7,7 +7,7 @@ Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Davide Madrisan <davide.madrisan@gmail.com>
 URL:           http://www.kde.org
-Source:        http://download.kde.org/stable/%{version}/src/kcalc-%{version}.tar.xz
+Source:        http://download.kde.org/stable/applications/%{version}/src/kcalc-%{version}.tar.xz
 License:       GPL
 BuildRequires: cmake
 ## AUTOBUILDREQ-BEGIN
@@ -19,7 +19,7 @@ BuildRequires: libgmp-devel
 BuildRequires: libqt4-devel
 BuildRequires: libstdc++6-devel
 ## AUTOBUILDREQ-END
-Requires:      kde-workspace
+#Requires:      kde-workspace
 Provides:      kcalc4
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
@@ -32,7 +32,7 @@ BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 %setup -q
 
 %build
-%cmake_kde4 -d build
+%cmake_kde5 -d build
 %make
 
 %install
@@ -44,28 +44,69 @@ BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %posttrans
 update-desktop-database -q >/dev/null 2>&1
-update-mime-database %{_kde4_mimedir} >/dev/null 2>&1
+update-mime-database %{_kde5_mimedir} >/dev/null 2>&1
 exit 0
 
 %postun
 if [ $1 -eq 0 ]; then
    update-desktop-database -q >/dev/null 2>&1
-   update-mime-database %{_kde4_mimedir} >/dev/null 2>&1
+   update-mime-database %{_kde5_mimedir} >/dev/null 2>&1
 fi
 exit 0
 
 %files
 %defattr(-,root,root)
-%{_kde4_bindir}/%{name}
-%{_kde4_libdir}/libkdeinit4_kcalc.so
-%{_kde4_xdgappsdir}/%{name}.desktop
-%{_kde4_datadir}/%{name}
-%{_kde4_kconfupdatedir}/kcalcrc.upd
-%{_kde4_kcfgdir}/%{name}.kcfg
-%doc %lang(en) %{_kde4_htmldir}/en/%{name}
+%{_kde5_bindir}/%{name}
+%{_kde5_libdir}/libkdeinit5_kcalc.so
+%dir %{_kde5_datadir}/kcalc
+%{_kde5_datadir}/kcalc/scienceconstants.xml
+%{_kde5_datadir}/kxmlgui5/kcalc/kcalcui.rc
+%{_kde5_xdgappsdir}/org.kde.%{name}.desktop
+%{_kde5_kconfupdatedir}/kcalcrc.upd
+%{_kde5_kcfgdir}/%{name}.kcfg
+%doc %lang(en) %{_kde5_htmldir}/en/%{name}
 %doc COPYING COPYING.LIB
 
 %changelog
+* Sat Apr 23 2016 Automatic Build System <autodist@mambasoft.it> 16.04.0-1mamba
+- automatic version update by autodist
+
+* Wed Mar 16 2016 Automatic Build System <autodist@mambasoft.it> 15.12.3-1mamba
+- automatic version update by autodist
+
+* Tue Feb 16 2016 Automatic Build System <autodist@mambasoft.it> 15.12.2-1mamba
+- automatic version update by autodist
+
+* Tue Jan 12 2016 Automatic Build System <autodist@mambasoft.it> 15.12.1-1mamba
+- automatic version update by autodist
+
+* Sun Dec 20 2015 Automatic Build System <autodist@mambasoft.it> 15.12.0-1mamba
+- automatic version update by autodist
+
+* Wed Nov 11 2015 Automatic Build System <autodist@mambasoft.it> 15.08.3-1mamba
+- automatic version update by autodist
+
+* Tue Oct 13 2015 Automatic Build System <autodist@mambasoft.it> 15.08.2-1mamba
+- automatic version update by autodist
+
+* Sun Sep 20 2015 Automatic Build System <autodist@mambasoft.it> 15.08.1-1mamba
+- automatic version update by autodist
+
+* Sun Aug 23 2015 Automatic Build System <autodist@mambasoft.it> 15.08.0-1mamba
+- automatic version update by autodist
+
+* Thu Jul 02 2015 Automatic Build System <autodist@mambasoft.it> 15.04.3-1mamba
+- automatic version update by autodist
+
+* Wed Jun 03 2015 Automatic Build System <autodist@mambasoft.it> 15.04.2-1mamba
+- automatic version update by autodist
+
+* Tue May 12 2015 Automatic Build System <autodist@mambasoft.it> 15.04.1-1mamba
+- automatic version update by autodist
+
+* Thu Apr 30 2015 Automatic Build System <autodist@mambasoft.it> 15.04.0-1mamba
+- automatic version update by autodist
+
 * Thu Nov 20 2014 Automatic Build System <autodist@mambasoft.it> 4.14.3-1mamba
 - automatic version update by autodist