diff --git a/openstack/os-ken/os-ken.spec.j2 b/openstack/os-ken/os-ken.spec.j2
index 52fb1d9a7..e80f3bb38 100644
--- a/openstack/os-ken/os-ken.spec.j2
+++ b/openstack/os-ken/os-ken.spec.j2
@@ -1,5 +1,5 @@
 {% set pypi_name = 'os-ken' %}
-{% set upstream_version = upstream_version('1.4.0') %}
+{% set upstream_version = upstream_version('2.1.0') %}
 {% set rpm_release = '0' %}
 {% set source = url_pypi() %}
 Name:           {{ py2name('os-ken') }}
@@ -15,7 +15,6 @@ BuildRequires:  openstack-macros
 BuildRequires:  {{ py3('Routes') }}
 BuildRequires:  {{ py3('WebOb') }}
 BuildRequires:  {{ py3('eventlet') }}
-BuildRequires:  {{ py3('lxml') }}
 BuildRequires:  {{ py3('mock') }}
 BuildRequires:  {{ py3('msgpack') }}
 BuildRequires:  {{ py3('netaddr') }}
@@ -26,7 +25,6 @@ BuildRequires:  {{ py3('ovs') }}
 BuildRequires:  {{ py3('pbr') }}
 BuildRequires:  {{ py3('six') }}
 BuildRequires:  {{ py3('stestr') }}
-BuildRequires:  {{ py3('tinyrpc') }}
 BuildArch:      noarch
 
 %description
@@ -44,7 +42,6 @@ Requires:       {{ py3('oslo.config') }}
 Requires:       {{ py3('ovs') }}
 Requires:       {{ py3('pbr') }}
 Requires:       {{ py3('six') }}
-Requires:       {{ py3('tinyrpc') }}
 
 %description -n {{ py2name(py_versions='py3') }}
 A component-based software defined networking framework in OpenStack.