diff --git a/PyQt5.spec b/PyQt5.spec
index 2177b99..cfc7613 100644
--- a/PyQt5.spec
+++ b/PyQt5.spec
@@ -2,7 +2,7 @@
 
 Name:          PyQt5
 Version:       5.11.3
-Release:       2mamba
+Release:       3mamba
 Summary:       Python bindings for the Qt5 cross platform GUI toolkit
 Group:         System/Libraries
 Vendor:        openmamba
@@ -30,7 +30,11 @@ BuildRequires: libdbus-devel
 BuildRequires: python-dbus
 BuildRequires: python-dbus-devel
 # WARNING: do not parametrize python-sip-devel version or it will be useless for ports
-BuildRequires: python-sip-devel >= 4.19.13
+BuildRequires: python-sip-devel >= 4.19.18
+%if "%?with_pyver"
+BuildRequires: python-dbus-py%{with_pyver} >= 1.2.8-3mamba
+BuildRequires: python-sip-py%{with_pyver}-devel >= 4.19.18
+%endif
 Requires:      python-dbus
 Requires:      %{name}-qmlplugin
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
@@ -126,7 +130,9 @@ find examples/ -type f -exec chmod 0644 {} ';'
 
 %files %{?with_pyver:py%{pyver}}
 %defattr(-,root,root)
+#%if "%{?pyver}" != "3"
 %{python_sitelib}/dbus/mainloop/pyqt5.so
+#%endif
 %dir %{python_sitearch}/PyQt5-%{version}.dist-info
 %{python_sitearch}/PyQt5-%{version}.dist-info/*
 %dir %{python_sitearch}/PyQt5
@@ -154,6 +160,9 @@ find examples/ -type f -exec chmod 0644 {} ';'
 %{_qt5_plugindir}/designer/*
 
 %changelog
+* Fri Aug 09 2019 Silvan Calarco <silvan.calarco@mambasoft.it> 5.11.3-3mamba
+- rebuilt with python3 3.7.4
+
 * Fri Jul 12 2019 Silvan Calarco <silvan.calarco@mambasoft.it> 5.11.3-2mamba
 - package the qmlplugin apart to fix conflict between -py* packages