diff --git a/python-requests_ntlm.spec b/python-requests_ntlm.spec
index 50f1013..86677fe 100644
--- a/python-requests_ntlm.spec
+++ b/python-requests_ntlm.spec
@@ -2,6 +2,19 @@
 %global gh_owner requests
 %global gh_name requests-ntlm
 
+%if 0%{?fedora}
+# escaping for EPEL.
+%global with_python3 1
+%endif
+
+%if 0%{?rhel} && 0%{?rhel} <= 6
+%{!?__python2: %global __python2 /usr/bin/python2}
+%{!?python2_sitelib: %global python2_sitelib %(%{__python2} -c "from distutils.sysconfig import get_python_lib; print(get_python_lib())")}
+%{!?python2_sitearch: %global python2_sitearch %(%{__python2} -c "from distutils.sysconfig import get_python_lib; print(get_python_lib(1))")}
+%{!?py2_build: %global py2_build %{expand: CFLAGS="%{optflags}" %{__python2} setup.py %{?py_setup_args} build --executable="%{__python2} -s"}}
+%{!?py2_install: %global py2_install %{expand: CFLAGS="%{optflags}" %{__python2} setup.py %{?py_setup_args} install -O1 --skip-build --root %{buildroot}}}
+%endif
+
 Name:           python-%{srcname}
 Version:        0.3.0
 Release:        1%{?dist}
@@ -15,18 +28,31 @@ BuildArch:      noarch
 BuildRequires:  python-setuptools
 BuildRequires:  python2-devel
  
+%if 0%{?with_python3}
 BuildRequires:  python3-setuptools
 BuildRequires:  python3-devel
+%endif
 
 # For tests
+%if 0%{?fedora}
 BuildRequires:  python2-pytest
-BuildRequires:  python3-pytest
 BuildRequires:  python2-requests
-BuildRequires:  python3-requests
+%else
+BuildRequires:  pytest
+BuildRequires:  python-requests
+%endif
 BuildRequires:  python2-ntlm3
-BuildRequires:  python3-ntlm3
 BuildRequires:  python-flask
+%if 0%{?rhel} && 0%{?rhel} <= 6
+BuildRequires:  python-jinja2
+%endif
+
+%if 0%{?with_python3}
+BuildRequires:  python3-pytest
+BuildRequires:  python3-requests
+BuildRequires:  python3-ntlm3
 BuildRequires:  python3-flask
+%endif
 BuildRequires:  /usr/bin/pkill
 
 %description
@@ -42,6 +68,7 @@ Requires:       python2-ntlm3
  This package allows Python clients running on any operating system to provide
 NTLM authentication to a supporting server.
 
+%if 0%{?with_python3}
 %package -n     python3-%{srcname}
 Summary:        Python 3 compatible NTLM library
 %{?python_provide:%python_provide python3-%{srcname}}
@@ -50,6 +77,7 @@ Requires:       python3-ntlm3
 %description -n python3-%{srcname}
  This package allows Python clients running on any operating system to provide
 NTLM authentication to a supporting server.
+%endif
 
 %prep
 %autosetup -n %{gh_name}-%{version}
@@ -58,22 +86,32 @@ rm -rf %{srcname}.egg-info
 
 %build
 %py2_build
+%if 0%{?with_python3}
 %py3_build
+%endif
 
 %install
 # Must do the subpackages' install first because the scripts in /usr/bin are
 # overwritten with every setup.py install.
+%if 0%{?with_python3}
 %py3_install
+%endif
 
 %py2_install
 
 %check
 %{__python} tests/test_server.py &
+%if 0%{?rhel} && 0%{?rhel} <= 6
+%{__python} -m pytest --assert=reinterp tests/test_requests_ntlm.py
+%else
 %{__python} -m pytest tests/test_requests_ntlm.py
+%endif
 pkill -f test_server.py
+%if 0%{?with_python3}
 %{__python3} tests/test_server.py &
 %{__python3} -m pytest tests/test_requests_ntlm.py
 pkill -f test_server.py
+%endif
 
 %files -n python2-%{srcname}
 %license LICENSE
@@ -81,11 +119,13 @@ pkill -f test_server.py
 %{python2_sitelib}/%{srcname}
 %{python2_sitelib}/%{srcname}-%{version}-py?.?.egg-info
 
+%if 0%{?with_python3}
 %files -n python3-%{srcname}
 %license LICENSE
 %doc CONTRIBUTORS.rst README.rst
 %{python3_sitelib}/%{srcname}
 %{python3_sitelib}/%{srcname}-%{version}-py?.?.egg-info
+%endif
 
 %changelog
 * Mon Oct 10 2016 James Hogarth <james.hogarth@gmail.com> - 0.3.0-1