diff --git a/qscintilla.spec b/qscintilla.spec
index 0badc97..78632f6 100644
--- a/qscintilla.spec
+++ b/qscintilla.spec
@@ -1,14 +1,14 @@
-%define        pythonsip_ver  %(sip -V)
+%define        pythonsip_ver  %(sip5 -V)
 Name:          qscintilla
-Version:       2.11.2
-Release:       4mamba
+Version:       2.11.4
+Release:       3mamba
 Summary:       A port to Qt of Neil Hodgson's Scintilla C++ editor control
 Group:         Development/Tools
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           http://www.riverbankcomputing.co.uk/software/qscintilla
-Source:        https://www.riverbankcomputing.com/static/Downloads/QScintilla/%{version}/QScintilla_gpl-%{version}.tar.gz
+Source:        https://www.riverbankcomputing.com/static/Downloads/QScintilla/%{version}/QScintilla-%{version}.tar.gz
 #Source:        https://sourceforge.net/projects/pyqt/files/QScintilla2/QScintilla-%{version}/QScintilla_gpl-%{version}.tar.gz
 Patch0:        qscintilla-2.7.2-prepend-local-includes.patch
 Patch1:        qscintilla-2.10.8-designer-prepend-local-includes.patch
@@ -26,8 +26,8 @@ BuildRequires: libstdc++6-devel
 #BuildRequires: qt-designer
 # following build requirements are for Python bindings
 # WARNING: do not parametrize python-sip-devel version or it will be useless for ports
-BuildRequires: python-sip-devel >= 4.19.19
-BuildRequires: python-sip-py3-devel >= 4.19.19
+BuildRequires: python-sip-py3 >= 5.1.2
+BuildRequires: python-sip-py36 >= 5.1.2
 BuildRequires: PyQt4-devel
 BuildRequires: PyQt5-devel
 #BuildRequires: chrpath
@@ -35,7 +35,6 @@ BuildRequires: PyQt5-devel
 #BuildRequires: PyQt4-py%{with_pyver}
 BuildRequires: PyQt5-py%{with_pyver}
 %endif
-Requires:      python-sip = %{pythonsip_ver}
 Provides:      QScintilla2
 Obsoletes:     QScintilla2
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
@@ -89,7 +88,7 @@ This package contains QScintilla designer plugin.
 Summary:       QScintilla PyQt4 bindings
 Group:         Development/Libraries
 Requires:      %{name} = %{?epoch:%epoch:}%{version}-%{release}
-Requires:      python-sip%{?with_pyver:-py%{pyver}} = %{pythonsip_ver}
+Requires:      python-sip%{?with_pyver:-py%{pyver}} >= %{pythonsip_ver}
 %if "%?with_pyver" == ""
 Provides:      python-QScintilla2
 Obsoletes:     python-QScintilla2
@@ -102,8 +101,7 @@ This package contains QScintilla PyQt4 bindings.
 %package -n python-%{name}-devel
 Summary:       Development files for QScintilla PyQt4 bindings
 Group:         Development/Libraries
-Requires:      python-%{name} = %{?epoch:%epoch:}%{version}-%{release}
-Requires:      python-sip = %{pythonsip_ver}
+Requires:      python-%{name}-py3 = %{?epoch:%epoch:}%{version}-%{release}
 Provides:      python-QScintilla2-devel
 Obsoletes:     python-QScintilla2-devel
 
@@ -112,8 +110,10 @@ QScintilla is a port to Qt of the Scintilla editing component.
 
 This package contains development files for QScintilla PyQt4 bindings.
 
+#% debug_package
+
 %prep
-%setup -q -n QScintilla_gpl-%{version}
+%setup -q -n QScintilla-%{version}
 #-D -T
 #:<< _EOF
 #%patch0 -p1
@@ -186,7 +186,7 @@ cd ..
 %{_qt5_headerdir}/Qsci/*.h
 %{_libdir}/libqscintilla2_qt5.so
 %{_libdir}/qt5/mkspecs/features/qscintilla2.prf
-%doc NEWS README
+%doc NEWS
 %doc doc/html-Qt4Qt5 doc/Scintilla example-Qt4Qt5
 
 %files designer
@@ -206,6 +206,15 @@ cd ..
 %{_datadir}/sip/PyQt5/Qsci/*.sip
 
 %changelog
+* Sun Apr 12 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 2.11.4-3mamba
+- python-qscintilla-devel: fix requirement for python-qscintilla -> python-qscintilla-py3
+
+* Sun Apr 12 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 2.11.4-2mamba
+- fix requirements for python-sip
+
+* Sat Apr 11 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 2.11.4-1mamba
+- update to 2.11.4
+
 * Thu Oct 31 2019 Silvan Calarco <silvan.calarco@mambasoft.it> 2.11.2-4mamba
 - rebuilt with python-sip 4.19.19