diff --git a/spec/classes/collectd_plugin_ovs_stats_spec.rb b/spec/classes/collectd_plugin_ovs_stats_spec.rb
index cf2c8bbf4..1424e389c 100644
--- a/spec/classes/collectd_plugin_ovs_stats_spec.rb
+++ b/spec/classes/collectd_plugin_ovs_stats_spec.rb
@@ -26,7 +26,7 @@
 
         it 'will create config which will contain port configuration' do
           is_expected.to contain_file('ovs_stats.load').with(
-            content: %r{Port 666}
+            content: %r{Port "666"}
           )
         end
 
diff --git a/templates/plugin/ovs_stats.conf.erb b/templates/plugin/ovs_stats.conf.erb
index 399021dbf..27b4415df 100644
--- a/templates/plugin/ovs_stats.conf.erb
+++ b/templates/plugin/ovs_stats.conf.erb
@@ -1,6 +1,6 @@
 <Plugin "ovs_stats">
 <%- if @port %>
-  Port <%= @port %>
+  Port "<%= @port %>"
 <%- end -%>
 <%- if @address %>
   Address "<%= @address %>"