diff --git a/src/com/mirantis/mk/Openstack.groovy b/src/com/mirantis/mk/Openstack.groovy
index 85f014f..eedfbd8 100644
--- a/src/com/mirantis/mk/Openstack.groovy
+++ b/src/com/mirantis/mk/Openstack.groovy
@@ -47,6 +47,13 @@
     def openstack_latest_packages = [
         //XXX: hack to fix https://bugs.launchpad.net/ubuntu/+source/python-pip/+bug/1635463
         'cliff==2.8',
+        // NOTE(vsaienko): cmd2 is dependency for cliff, since we don't using upper-contstraints
+        // we have to pin cmd2 < 0.9.0 as later versions are not compatible with python2.
+        // TODO(vsaienko): use upper-constraints here, as in requirements we set only lowest library
+        //                 versions.
+        'cmd2<0.9.0;python_version=="2.7"',
+        'cmd2>=0.9.1;python_version=="3.4"',
+        'cmd2>=0.9.1;python_version=="3.5"',
         'python-openstackclient',
         'python-heatclient',
         'docutils'