diff --git a/libboost166.spec b/libboost166.spec
index dd89fad..a11da49 100644
--- a/libboost166.spec
+++ b/libboost166.spec
@@ -2,7 +2,7 @@
 %define pckmajver %(echo %version | cut -d. -f1-2 | tr . _)
 Name:          libboost166
 Version:       1.66.0
-Release:       4mamba
+Release:       5mamba
 Summary:       Free peer-reviewed portable C++ source libraries
 Group:         System/Libraries
 Vendor:        openmamba
@@ -56,6 +56,8 @@ This is the devel package.
 %package -n python-boost166
 Group:         System/Libraries
 Summary:       Boost.Python library
+Provides:      python-boost
+Obsoletes:     python-boost
 Requires:      %{name} = %{version}-%{release}
 
 %description -n python-boost166
@@ -71,6 +73,8 @@ This package contains then Boost.python library
 %package -n python3-boost166
 Group:         System/Libraries
 Summary:       Boost.Python3 library
+Provides:      python3-boost
+Obsoletes:     python3-boost
 Requires:      %{name} = %{version}-%{release}
 
 %description -n python-boost166
@@ -84,11 +88,12 @@ Ten Boost libraries will be included in the C++ Standards Committee's upcoming C
 This package contains then Boost.python3 library
 
 %prep
-%setup -q -n boost_%{pckver}
+%setup -q -n boost_%{pckver} -D -T
 #%patch0 -p1
 #%patch1 -p1
 
 %build
+#:<< EOF
 # Build boost with python3
 ./bootstrap.sh \
    --with-icu \
@@ -208,7 +213,6 @@ cp stage/lib/libboost_python-mt.* %{buildroot}%{_libdir}/
 %files
 %defattr(-,root,root)
 %{_libdir}/*.so.*
-%{_libdir}/mpi.so
 %exclude %{_libdir}/libboost_python*.so.*
 %doc LICENSE_1_0.txt
 
@@ -218,7 +222,7 @@ cp stage/lib/libboost_python-mt.* %{buildroot}%{_libdir}/
 %{_includedir}/boost/*
 %{_libdir}/*.so
 %{_libdir}/*.a
-%exclude %{_libdir}/mpi.so
+#% exclude %{_libdir}/mpi.so
 
 %files -n python-boost166
 %defattr(-,root,root)
@@ -231,6 +235,9 @@ cp stage/lib/libboost_python-mt.* %{buildroot}%{_libdir}/
 %{_libdir}/libboost_python3-mt.so.*
 
 %changelog
+* Tue Feb 05 2019 Silvan Calarco <silvan.calarco@mambasoft.it> 1.66.0-5mamba
+- python-boost166: provide/obsolete python3-boost; python3-boost166: provide/obsolete python3-boost
+
 * Sun Feb 03 2019 Silvan Calarco <silvan.calarco@mambasoft.it> 1.66.0-4mamba
 - -devel: remove requirements for python-boost-devel and python3-boost-devel