diff --git a/manifests/params.pp b/manifests/params.pp
index b635a57..880144a 100644
--- a/manifests/params.pp
+++ b/manifests/params.pp
@@ -23,6 +23,7 @@
 # @param  [string] pkg_ensure
 #   which [package type](https://confdroid.com/2017/05/puppet-type-package/)
 #   to choose, i.e. `latest` or `present`.
+ #  @param [array] reqpackages the packages to install.
 # @param  [boolean] fn_manage_config Whether to manage the fail2ban
 #   configuration files. If set to false, fail2ban will be installed, but the
 #   configuration will not be managed.
@@ -120,7 +121,11 @@
 ###############################################################################
 class cd_fail2ban::params (
 
+# installation
 $pkg_ensure                 = 'latest',
+$reqpackages                = ['fail2ban','fail2ban-firewalld',
+                               'fail2ban-sendmail','fail2ban-server.noarch',
+                               'whois'],
 
 $fn_manage_config           = true,
 $fn_enable_service          = 'running',
@@ -172,13 +177,6 @@ $fn_default_action          = 'action_',
 
 ) {
 
-# installation section
-$reqpackages    = $::operatingsystem ? {
-    /(?i-mx:centos|fedora|redhat)/ => ['fail2ban','fail2ban-firewalld',
-                                        'fail2ban-sendmail',
-                                        'fail2ban-server.noarch','whois'],
-  }
-
 $fn_jail_paths    = $::operatingsystem ? {
     /(?i-mx:centos|fedora|redhat)/ => 'fedora',
   }