diff --git a/qt-creator.spec b/qt-creator.spec
index 1cb7a54..3911566 100644
--- a/qt-creator.spec
+++ b/qt-creator.spec
@@ -1,29 +1,28 @@
 %define majver %(echo %version | cut -d. -f1-2)
 Name:          qt-creator
-Version:       2.8.1
-Release:       2mamba
+Version:       4.4.1
+Release:       1mamba
 Summary:       An integrated development environment (IDE) tailored to the needs of Qt developers
 Group:         Development/Tools
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Stefano Cotta Ramusino <stefano.cotta@openmamba.org>
 URL:           http://qt.digia.com/Product/Developer-Tools/
-Source:        http://download.qt-project.org/official_releases/qtcreator/%{majver}/%{version}/qt-creator-%{version}-src.tar.gz
+Source:        http://download.qt.io/official_releases/qtcreator/%{majver}/%{version}/qt-creator-opensource-src-%{version}.tar.xz
 Source1:       qtcreator.desktop
 Source2:       qtcreator-wrapper
 License:       LGPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
-BuildRequires: libQtDeclarative
+BuildRequires: libGL-devel
+BuildRequires: libQt5WebEngine-devel
 BuildRequires: libgcc
-BuildRequires: libperl
-BuildRequires: libqt4-devel
+BuildRequires: libqt5-devel
 BuildRequires: libstdc++6-devel
-BuildRequires: perl-devel
 ## AUTOBUILDREQ-END
-Requires:      libqt4-demos
-Requires:      libqt4-designer
-Requires:      libqt4-devel
+#Requires:      libqt4-demos
+Requires:      libqt5-designer
+Requires:      libqt5-devel
 Requires:      gcc-c++
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
@@ -40,10 +39,12 @@ It includes:
  * Supports multiple platforms
 
 %prep
-%setup -q -n %{name}-%{version}-src
+%setup -q -n %{name}-opensource-src-%{version}
+#-D -T
 
 %build
-%{_qt4_qmake} \
+#:<< _EOF
+%{_qt5_qmake} \
    IDE_LIBRARY_BASENAME=%{_lib}
 
 %make
@@ -58,9 +59,9 @@ mv %{buildroot}%{_bindir}/qtcreator %{buildroot}%{_bindir}/qtcreator.bin
 # install wrapper
 install -D -m 755 %{S:2} %{buildroot}%{_bindir}/qtcreator
 
-install -d -m0755 %{buildroot}%{_datadir}/pixmaps
-cp %{buildroot}%{_datadir}/qtcreator/welcomescreen/widgets/images/qtcreator.png \
-   %{buildroot}%{_datadir}/pixmaps/qtcreator.png
+#install -d -m0755 %{buildroot}%{_datadir}/pixmaps
+#cp %{buildroot}%{_datadir}/qtcreator/welcomescreen/widgets/images/qtcreator.png \
+#   %{buildroot}%{_datadir}/pixmaps/qtcreator.png
 
 # link icons
 #for i in 16 24 32 48 64 128 256
@@ -71,7 +72,7 @@ cp %{buildroot}%{_datadir}/qtcreator/welcomescreen/widgets/images/qtcreator.png
 #done
 
 # install desktop file
-install -D -m 644 %{S:1} %{buildroot}%{_datadir}/applications/qtcreator.desktop
+#install -D -m 644 %{S:1} %{buildroot}%{_datadir}/applications/qtcreator.desktop
 
 # copy doc to its correct destination
 #install -D share/doc/qtcreator/qtcreator.qch \
@@ -97,14 +98,17 @@ done
 %{_libdir}/qtcreator/*
 %dir %{_datadir}/qtcreator
 %{_datadir}/qtcreator/*
-#%{_datadir}/pixmaps/*.png
 %{_datadir}/applications/*.desktop
 %{_datadir}/icons/hicolor/*/apps/*.png
-#%{_qt4_docdir}/qch/*.qch
-%{_datadir}/pixmaps/qtcreator.png
-%doc README LICENSE.LGPL LGPL_EXCEPTION.TXT
+%dir %{_prefix}/libexec/qtcreator
+%{_prefix}/libexec/qtcreator/*
+%{_datadir}/metainfo/org.qt-project.qtcreator.appdata.xml
+%doc LICENSE.GPL3-EXCEPT
 
 %changelog
+* Mon Oct 23 2017 Silvan Calarco <silvan.calarco@mambasoft.it> 4.4.1-1mamba
+- update to 4.4.1
+
 * Fri Jul 11 2014 Silvan Calarco <silvan.calarco@mambasoft.it> 2.8.1-2mamba
 - fixed menu icon