diff --git a/manifests/integrations/network.pp b/manifests/integrations/network.pp
index 0ef6389db..1ee813a29 100644
--- a/manifests/integrations/network.pp
+++ b/manifests/integrations/network.pp
@@ -14,9 +14,7 @@
 #     'lo0',
 #     'lo',
 #    ],
-#    excluded_interface_re => [
-#    'eth1.*'
-#    ]
+#    excluded_interface_re = 'eth1.*',
 #    combine_connection_states => true
 #  }
 #
@@ -24,7 +22,7 @@
 class datadog_agent::integrations::network(
   Boolean $collect_connection_state = false,
   Array[String] $excluded_interfaces = ['lo','lo0'],
-  Array $excluded_interface_re = [],
+  String $excluded_interface_re = '',
   Boolean $combine_connection_states = true,
 ) inherits datadog_agent::params {
   include ::datadog_agent
diff --git a/templates/agent-conf.d/network.yaml.erb b/templates/agent-conf.d/network.yaml.erb
index 17088a921..00de05638 100644
--- a/templates/agent-conf.d/network.yaml.erb
+++ b/templates/agent-conf.d/network.yaml.erb
@@ -11,9 +11,6 @@ instances:
 <% end ) -%>
 <% end -%>
 <% if !@excluded_interface_re.empty? -%>
-    excluded_interface_re:
-<%- (@excluded_interface_re.each do |interface| -%>
-      - <%= interface %>
-<% end ) -%>
+    excluded_interface_re: <%= @excluded_interface_re %>
 <% end -%>
     combine_connection_states: <%= @combine_connection_states %>