diff --git a/templates/httpd/nagios_conf.erb b/templates/httpd/nagios_conf.erb
index 46561ce..41e9bff 100644
--- a/templates/httpd/nagios_conf.erb
+++ b/templates/httpd/nagios_conf.erb
@@ -19,7 +19,7 @@ ScriptAlias /nagios/cgi-bin/ "/usr/lib64/nagios/cgi-bin/"
    <IfVersion >= 2.3>
       <RequireAll>
          Require all granted
-<% if @ng_required_hosts != [] -%>
+<% unless @ng_required_hosts.empty? -%>
 <% @ng_required_hosts.each do |required_host| -%>
          Require host <%= required_host %>
 <% end end -%>