diff --git a/eric.spec b/eric.spec
index 199f70b..5c79193 100644
--- a/eric.spec
+++ b/eric.spec
@@ -1,7 +1,7 @@
 %define MAJver 6
 %define pkgver %(echo %version | cut -d. -f1-2 | tr -d 0)
 Name:          eric
-Version:       19.08
+Version:       20.3
 Release:       1mamba
 Summary:       A full featured Python and Ruby editor and IDE, written in Python
 Group:         Graphical Desktop/Applications/Development
@@ -9,25 +9,28 @@ Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Stefano Cotta Ramusino <stefano.cotta@openmamba.org>
 URL:           http://eric-ide.python-projects.org
-Source:        https://sourceforge.net/projects/eric-ide/files/eric6/stable/%{version}/eric6-%{pkgver}.tar.gz
+Source: 	   http://downloads.sourceforge.net/sourceforge/eric-ide/eric6-%{version}.tar.gz
+#Source:        https://sourceforge.net/projects/eric-ide/files/eric6/stable/%{version}/eric6-%{pkgver}.tar.gz
 Source9:       eric4.desktop
 Patch0:        eric4-4.3.9-python.patch
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: libpython-devel
 ## AUTOBUILDREQ-END
-BuildRequires: python-qscintilla-py36 >= 2.10.8-2mamba
+BuildRequires: python-qscintilla-py3 >= 2.10.8-2mamba
 BuildRequires: python-qscintilla-devel >= 2.10.8-2mamba
 BuildRequires: python-xml
 BuildRequires: qscintilla-devel
-BuildRequires: PyQt5-py36
+BuildRequires: PyQt5-py3
 BuildRequires: PyQt5-devel
-BuildRequires: pyqtwebengine-py36
-Requires:      PyQt5-py36
-Requires:      python-qscintilla-py36
+BuildRequires: PyQtChart-py3
+BuildRequires: pyqtwebengine-py3
+Requires:      PyQt5-py3
+Requires:      PyQtChart-py3
+Requires:      python-qscintilla-py3
 Requires:      libqt5-designer
-Requires:      python-sip-py36
-Requires:      pyqtwebengine-py36
+Requires:      python-sip-py3
+Requires:      pyqtwebengine-py3
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
@@ -36,66 +39,53 @@ It is designed to be usable as everdays' quick and dirty editor as well as being
 Eric includes a plugin system, which allows easy extension of the IDE functionality with plugins downloadable from the net.
 
 %prep
-%setup -q -n eric%{MAJver}-%{pkgver}
+%setup -q -n eric%{MAJver}-%{version}
 #%patch0 -p1
 
 %build
 
 %install
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
-%{__python36} install.py \
-  -a %{buildroot}%{_datadir}/qt5/qsci/api \
+%{__python3} install.py \
   -i %{buildroot}/ \
-  -b %{buildroot}%{_bindir} \
-  -d %{buildroot}%{python36_sitearch}
+  -a %{_datadir}/qt5/qsci/api \
+  -b %{_bindir} \
+  -d %{python3_sitearch}
 
-# Remove %{builddir} in API path
-sed -i -e 's|%{buildroot}||' %{buildroot}%{python36_sitearch}/eric%{MAJver}config.py
+## Remove %{builddir} in API path
+#sed -i -e 's|%{buildroot}||' %{buildroot}%{python3_sitearch}/eric%{MAJver}config.py
 
-# Generate api files
-install -d %{buildroot}%{_datadir}/eric/
-PyQt4_apis="QtAssistant.api QtCore.api QtGui.api QtNetwork.api QtOpenGL.api QtSql.api QtSvg.api QtXml.api"
-PyKDE_apis="dcop.api kdecore.api kdefx.api kdeprint.api kdeui.api kfile.api khtml.api kmdi.api kparts.api kspell.api kutils.api"
-for api in $PyQt4_apis $PyKDE_apis ; do
-  > %{buildroot}%{_datadir}/eric/$api
-  echo "%ghost %{_datadir}/eric/$api" >> %{name}-api.list
-done
+## Generate api files
+#install -d %{buildroot}%{_datadir}/eric/
+#PyQt4_apis="QtAssistant.api QtCore.api QtGui.api QtNetwork.api QtOpenGL.api QtSql.api QtSvg.api QtXml.api"
+#PyKDE_apis="dcop.api kdecore.api kdefx.api kdeprint.api kdeui.api kfile.api khtml.api kmdi.api kparts.api kspell.api kutils.api"
+#for api in $PyQt4_apis $PyKDE_apis ; do
+#  > %{buildroot}%{_datadir}/eric/$api
+#  echo "%ghost %{_datadir}/eric/$api" >> %{name}-api.list
+#done
 
-# Fix some permission
-#chmod a+x %{buildroot}%{python3_sitearch}/eric%{MAJver}/ThirdParty/brm/bike/parsing/fastparser.py ||:
-chmod a+x %{buildroot}%{python36_sitearch}/eric%{MAJver}/*.py ||:
-#chmod a+x %{buildroot}%{python36_sitearch}/eric%{MAJver}/uninstall.py
-#chmod a+x %{buildroot}%{python36_sitearch}/eric%{MAJver}/Examples/hallo.py
-#chmod a+x %{buildroot}%{python36_sitearch}/eric%{MAJver}/Examples/rhallo.py
+## Fix some permission
+#chmod a+x %{buildroot}%{python3_sitearch}/eric%{MAJver}/*.py ||:
 
-# Add environment variables for PySide, PyQt5, PyKDE5, Qt, Qt5 and Python documentations
-sed -i -e 's|exec|QT5DIR=%{_qt5_prefix}\nPYTHONDOCDIR=\$(echo %{_docdir}/python-[0-9\.]*/html)\nQT5DOCDIR=%{_qt5_docdir}/html\nPYQT5DOCDIR=\$(echo %{_docdir}/PyQt5-devel-*/html)\nPYKDE5DOCDIR=\$(echo %{_docdir}/PyKDE5-devel-*/html)\nPYSIDEDOCDIR=$(echo %{_docdir}/python-pyside-devel-*/html)\nexport QT5DIR PYTHONDOCDIR QTDOCDIR QT5DOCDIR PYQT5DOCDIR PYKDE5DOCDIR PYSIDEDOCDIR\n&|' %{buildroot}%{_bindir}/eric%{MAJver}
-#sed -i -e 's|"QtToolsPostfix4" : "",|"QtToolsPostfix4" : "-qt4",|' %{buildroot}%{python36_sitearch}/eric4/Preferences/__init__.py
-
-#desktop-file-install \
-#  --dir %{buildroot}/%{_datadir}/applications/ \
-#  --vendor="" \
-#  %{S:9}
-#
-#install -m 644 -p -D \
-#  %{buildroot}%{python_sitearch}/eric4/icons/default/eric.png \
-#  %{buildroot}%{_datadir}/icons/hicolor/32x32/apps/eric4.png
+## Add environment variables for PySide, PyQt5, PyKDE5, Qt, Qt5 and Python documentations
+#sed -i -e 's|exec|QT5DIR=%{_qt5_prefix}\nPYTHONDOCDIR=\$(echo %{_docdir}/python-[0-9\.]*/html)\nQT5DOCDIR=%{_qt5_docdir}/html\nPYQT5DOCDIR=\$(echo %{_docdir}/PyQt5-devel-*/html)\nPYKDE5DOCDIR=\$(echo %{_docdir}/PyKDE5-devel-*/html)\nPYSIDEDOCDIR=$(echo %{_docdir}/python-pyside-devel-*/html)\nexport QT5DIR PYTHONDOCDIR QTDOCDIR QT5DOCDIR PYQT5DOCDIR PYKDE5DOCDIR PYSIDEDOCDIR\n&|' %{buildroot}%{_bindir}/eric%{MAJver}
+##sed -i -e 's|"QtToolsPostfix4" : "",|"QtToolsPostfix4" : "-qt4",|' %{buildroot}%{python3_sitearch}/eric4/Preferences/__init__.py
 
 %clean
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
 
-%files -f %{name}-api.list
+%files
 %defattr(-,root,root)
 %{_bindir}/eric%{MAJver}
 %{_bindir}/eric%{MAJver}_*
-%dir %{python36_sitearch}/eric%{MAJver}
-%{python36_sitearch}/eric%{MAJver}/*
-%{python36_sitearch}/eric%{MAJver}config.py
-%dir %{python36_sitearch}/eric%{MAJver}plugins
-%{python36_sitearch}/eric%{MAJver}plugins/__init__.py
+%dir %{python3_sitearch}/eric%{MAJver}
+%{python3_sitearch}/eric%{MAJver}/*
+%{python3_sitearch}/eric%{MAJver}config.py
+%dir %{python3_sitearch}/eric%{MAJver}plugins
+%{python3_sitearch}/eric%{MAJver}plugins/__init__.py
 %{_datadir}/applications/eric%{MAJver}.desktop
 %{_datadir}/metainfo/eric%{MAJver}.appdata.xml
-%{_datadir}/applications/eric%{MAJver}_webbrowser.desktop
+#%{_datadir}/applications/eric%{MAJver}_webbrowser.desktop
 %{_datadir}/applications/eric%{MAJver}_browser.desktop
 %{_datadir}/pixmaps/eric*.png
 %{_datadir}/qt5/qsci/api/python/*
@@ -105,6 +95,9 @@ sed -i -e 's|exec|QT5DIR=%{_qt5_prefix}\nPYTHONDOCDIR=\$(echo %{_docdir}/python-
 #README README-i18n.txt
 
 %changelog
+* Thu Mar 26 2020 Ercole 'ercolinux' Carpanetto <ercole69@gmail.com> 20.3-1mamba
+- update to 20.3
+
 * Sat Aug 17 2019 Silvan Calarco <silvan.calarco@mambasoft.it> 19.08-1mamba
 - update to 19.08