diff --git a/.gitignore b/.gitignore
index 1aa4176..dc25b09 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@
 /v0.9.1.tar.gz
 /v0.10.0.tar.gz
 /v0.11.0.tar.gz
+/0.12.2.tar.gz
diff --git a/pywbem.spec b/pywbem.spec
index d4c4b81..ff44f15 100644
--- a/pywbem.spec
+++ b/pywbem.spec
@@ -1,21 +1,17 @@
 %global py3_build_dir %{_builddir}/%{name}-%{version}-%{release}-python3
 
 Name:           pywbem
-Version:        0.11.0
-Release:        6%{?dist}
+Version:        0.12.2
+Release:        1%{?dist}
 Summary:        Python2 WBEM Client and Provider Interface
 Group:          Development/Libraries
 License:        LGPLv2
 URL:            https://github.com/pywbem/pywbem
-Source0:        https://github.com/pywbem/pywbem/archive/v%{version}.tar.gz
-%if 0%{?fedora} >= 26
+Source0:        https://github.com/pywbem/pywbem/archive/%{version}.tar.gz
 BuildRequires:  python2-pip
-%else
-BuildRequires:  python2-pip
-%endif
-
 BuildRequires:  python2-pyyaml python2-ply python2-rpm-macros
 BuildRequires:  python3-pip python3-PyYAML python3-ply python3-rpm-macros
+BuildRequires:  python3-pbr python2-pbr
 BuildArch:      noarch
 
 %global _description\
@@ -74,32 +70,40 @@ twisted.protocols.http.HTTPClient base class.
 
 %build
 cp -a . %{py3_build_dir}
-CFLAGS="%{optflags}" %{__python2} setup.py build
+PBR_VERSION="%{version}" CFLAGS="%{optflags}" %{__python2} setup.py build
 pushd %{py3_build_dir}
-CFLAGS="%{optflags}" %{__python3} setup.py build
+PBR_VERSION="%{version}" CFLAGS="%{optflags}" %{__python3} setup.py build
 popd
 
 %install
 rm -rf %{buildroot}
-env PYTHONPATH=%{buildroot}/%{python2_sitelib} %{__python2} setup.py install -O1 --skip-build --root %{buildroot}
+env PYTHONPATH=%{buildroot}/%{python2_sitelib} \
+    PBR_VERSION="%{version}" \
+    %{__python2} setup.py install -O1 --skip-build --root %{buildroot}
 rm -rf %{buildroot}/usr/bin/
-install -m644 attic/twisted_client.py  %{buildroot}/%{python2_sitelib}/pywbem/twisted_client.py
+install -m644 attic/twisted_client.py  \
+    %{buildroot}/%{python2_sitelib}/pywbem/twisted_client.py
+install -m644 LICENSE.txt \
+    %{buildroot}/%{python2_sitelib}/pywbem/LICENSE.txt
 
 pushd %{py3_build_dir}
-env PYTHONPATH=%{buildroot}/%{python3_sitelib} %{__python3} setup.py install -O1 --skip-build --root %{buildroot}
+env PYTHONPATH=%{buildroot}/%{python3_sitelib} \
+    PBR_VERSION="%{version}" \
+    %{__python3} setup.py install -O1 --skip-build --root %{buildroot}
+install -m644 LICENSE.txt \
+    %{buildroot}/%{python3_sitelib}/pywbem/LICENSE.txt
 rm -rf %{buildroot}/usr/bin/*.bat
 popd
 
 %files -n python2-pywbem
 %{python2_sitelib}/*.egg-info
 %{python2_sitelib}/pywbem/
-%{python2_sitelib}/pywbem/LICENSE.txt
+%{python2_sitelib}/pywbem_mock/
 
 %files -n python3-pywbem
 %{python3_sitelib}/*.egg-info
 %{python3_sitelib}/pywbem/
-%{python3_sitelib}/pywbem/LICENSE.txt
-%{python3_sitelib}/pywbem/__pycache__/
+%{python3_sitelib}/pywbem_mock/
 %{_bindir}/mof_compiler
 %{_bindir}/wbemcli
 %{_bindir}/wbemcli.py
@@ -109,6 +113,9 @@ popd
 %{python_sitelib}/pywbem/twisted_client.py*
 
 %changelog
+* Fri May 04 2018 Gris Ge <fge@redhat.com> - 0.12.2-1
+- Upgrade to 0.12.2.
+
 * Wed Feb 14 2018 Iryna Shcherbina <ishcherb@redhat.com> - 0.11.0-6
 - Update Python 2 dependency declarations to new packaging standards
   (See https://fedoraproject.org/wiki/FinalizingFedoraSwitchtoPython3)
diff --git a/sources b/sources
index cdf0022..72f1b68 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (v0.11.0.tar.gz) = 9c71dc24dbe34a6f8c9e54fa8c0141b58a2fefea6cf3d9c1e96ddf0687068fda99059c7a08b257b06e9210f9c2f6eafdc5a9894bdfd91b03f147acff5f8d5925
+SHA512 (0.12.2.tar.gz) = 9b8a812bdc1b725a6c75012668213f14989b835f60d1e7372a60ed6f9a964e47b04bd7f42cb9a02b0e494488f7f7180b355ce3942fef60015b5733c364183e44