diff --git a/pymilter-dns_dsn.patch b/pymilter-dns_dsn.patch
new file mode 100644
index 0000000..2e18bdc
--- /dev/null
+++ b/pymilter-dns_dsn.patch
@@ -0,0 +1,36 @@
+diff --git a/Milter/dns.py b/Milter/dns.py
+index 67bed03..e4a9751 100644
+--- a/Milter/dns.py
++++ b/Milter/dns.py
+@@ -26,8 +26,8 @@ def DNSLookup(name, qtype):
+         # A RR as dotted quad.  For consistency, this driver should
+         # return both as binary string.
+         return [((a['name'], a['typename']), a['data']) for a in resp.answers]
+-    except IOError, x:
+-        raise DNSError, str(x)
++    except IOError as x:
++        raise DNSError(str(x))
+ 
+ class Session(object):
+   """A Session object has a simple cache with no TTL that is valid
+diff --git a/Milter/dsn.py b/Milter/dsn.py
+index 021d9d2..b27f749 100644
+--- a/Milter/dsn.py
++++ b/Milter/dsn.py
+@@ -142,13 +142,13 @@ def send_dsn(mailfrom,receiver,msg=None,timeout=600,session=None,ourfrom=''):
+         if badrcpts:
+           return badrcpts
+       return None			# success
+-    except smtplib.SMTPRecipientsRefused,x:
++    except smtplib.SMTPRecipientsRefused as x:
+       if len(x.recipients) == 1:
+         return x.recipients.values()[0]	# permanent error
+       return x.recipients
+-    except smtplib.SMTPSenderRefused,x:
++    except smtplib.SMTPSenderRefused as x:
+       return x.args[:2]			# does not accept DSN
+-    except smtplib.SMTPDataError,x:
++    except smtplib.SMTPDataError as x:
+       return x.args			# permanent error
+     except smtplib.SMTPException:
+       pass		# any other error, try next MX
diff --git a/python-pymilter.spec b/python-pymilter.spec
index 7b34a7b..2f14f30 100644
--- a/python-pymilter.spec
+++ b/python-pymilter.spec
@@ -1,20 +1,23 @@
 # we don't want to provide private python extension libs
+%global sum Python interface to sendmail milter API
 %global __provides_exclude_from ^(%{python_sitearch})/.*\\.so$
 
-Summary: Python interface to sendmail milter API
+Summary: %{sum}
 Name: python-pymilter
-Version: 1.0
-Release: 5%{?dist}
-Source: http://downloads.sourceforge.net/pymilter/pymilter-%{version}.tar.gz
+Version: 1.0.2
+Release: 1%{?dist}
+Url: http://www.bmsi.com/python/milter.html
+Source: https://github.com/sdgathman/pymilter/archive/pymilter-%{version}.tar.gz
 Source1: tmpfiles-python-pymilter.conf
+# unreleased python3 patches
+Patch: pymilter-dns_dsn.patch
 License: GPLv2+
 Group: Development/Libraries
-Url: http://www.bmsi.com/python/milter.html
 # python-2.6.4 gets RuntimeError: not holding the import lock
 Requires: python >= 2.6.5
 # Need python2.6 specific pydns, not the version for system python
 Requires: python-pydns
-BuildRequires: python2-devel, sendmail-devel >= 8.13
+BuildRequires: python2-devel, python3-devel, sendmail-devel >= 8.13
 
 %description
 This is a python extension module to enable python scripts to
@@ -22,30 +25,66 @@ attach to sendmail's libmilter functionality.  Additional python
 modules provide for navigating and modifying MIME parts, sending
 DSNs, and doing CBV.
 
+%package -n python2-pymilter
+Summary: %{sum}
+%{?python_provide:%python_provide python2-pymilter}
+
+%description -n python2-pymilter
+This is a python extension module to enable python scripts to
+attach to sendmail's libmilter functionality.  Additional python
+modules provide for navigating and modifying MIME parts, sending
+DSNs, and doing CBV.
+
+%package -n python3-pymilter
+Summary: %{sum}
+%{?python_provide:%python_provide python3-pymilter}
+
+%description -n python3-pymilter
+This is a python extension module to enable python scripts to
+attach to sendmail's libmilter functionality.  Additional python
+modules provide for navigating and modifying MIME parts, sending
+DSNs, and doing CBV.
+
 %prep
-%setup -q -n pymilter-%{version}
+%setup -q -n pymilter-pymilter-%{version}
+%patch -p1 -b .dns_dsn
 
 %build
 CFLAGS="%{optflags}" %{__python2} setup.py build
+%py2_build
+patch -p1 -b -z .py3 <milter.patch
+%py3_build
 
 %install
-%{__python2} setup.py install --root=%{buildroot}
+%py2_install 
+%py3_install 
+
 mkdir -p %{buildroot}/run/milter
 mkdir -p %{buildroot}%{_localstatedir}/log/milter
 mkdir -p %{buildroot}%{_libdir}/pymilter
 mkdir -p %{buildroot}%{_prefix}/lib/tmpfiles.d
 install -m 0644 %{SOURCE1} %{buildroot}%{_prefix}/lib/tmpfiles.d/%{name}.conf
 
+%check
 
 %files
-%doc README COPYING ChangeLog NEWS TODO CREDITS sample.py milter-template.py
-%{python_sitearch}/*
+%license COPYING
+%doc README ChangeLog NEWS TODO CREDITS sample.py milter-template.py
 %{_libdir}/pymilter
-%dir %attr(0755,mail,mail) /run/milter
-%dir %attr(0755,mail,mail) %{_localstatedir}/log/milter
 %{_prefix}/lib/tmpfiles.d/%{name}.conf
+%dir %attr(0755,mail,mail) %{_localstatedir}/log/milter
+%dir %attr(0755,mail,mail) /run/milter
+
+%files -n python2-pymilter
+%{python2_sitearch}/*
+
+%files -n python3-pymilter
+%{python3_sitearch}/*
 
 %changelog
+* Mon May 22 2017 Stuart Gathman <stuart@gathman.org> - 1.0.2-1
+- build for both python2 and python3
+
 * Sat Feb 11 2017 Fedora Release Engineering <releng@fedoraproject.org> - 1.0-5
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild