diff --git a/manifests/params.pp b/manifests/params.pp
index d084855..d021b70 100644
--- a/manifests/params.pp
+++ b/manifests/params.pp
@@ -5,17 +5,8 @@
 class zaqar::params {
   include ::openstacklib::defaults
 
-  if ($::os_package_type == 'debian') {
-    $pyvers = '3'
-    $pyver3 = '3'
-  } elsif ($::os['name'] == 'Fedora') or
-          ($::os['family'] == 'RedHat' and Integer.new($::os['release']['major']) > 7) {
-    $pyvers = '3'
-    $pyver3 = '3.6'
-  } else {
-    $pyvers = ''
-    $pyver3 = '2.7'
-  }
+  $pyvers = $::openstacklib::defaults::pyvers
+  $pyver3 = $::openstacklib::defaults::pyver3
 
   $client_package_name = "python${pyvers}-zaqarclient"
   $group               = 'zaqar'
diff --git a/spec/classes/zaqar_client_spec.rb b/spec/classes/zaqar_client_spec.rb
index 81b6779..8d18ab6 100644
--- a/spec/classes/zaqar_client_spec.rb
+++ b/spec/classes/zaqar_client_spec.rb
@@ -27,11 +27,7 @@ describe 'zaqar::client' do
       let(:platform_params) do
         case facts[:osfamily]
         when 'Debian'
-          if facts[:os_package_type] == 'debian'
-            { :client_package_name => 'python3-zaqarclient' }
-          else
-            { :client_package_name => 'python-zaqarclient' }
-          end
+          { :client_package_name => 'python3-zaqarclient' }
         when 'RedHat'
           { :client_package_name => 'python-zaqarclient' }
         end
diff --git a/spec/classes/zaqar_wsgi_apache_spec.rb b/spec/classes/zaqar_wsgi_apache_spec.rb
index 817e54a..a1e2958 100644
--- a/spec/classes/zaqar_wsgi_apache_spec.rb
+++ b/spec/classes/zaqar_wsgi_apache_spec.rb
@@ -94,7 +94,7 @@ describe 'zaqar::wsgi::apache' do
             :httpd_service_name => 'apache2',
             :httpd_ports_file   => '/etc/apache2/ports.conf',
             :wsgi_script_path   => '/usr/lib/cgi-bin/zaqar',
-            :wsgi_script_source => '/usr/lib/python2.7/dist-packages/zaqar/transport/wsgi/app.py'
+            :wsgi_script_source => '/usr/lib/python3/dist-packages/zaqar/transport/wsgi/app.py'
           }
         when 'RedHat'
           {