diff --git a/README.md b/README.md
index 38e189f..459ea13 100644
--- a/README.md
+++ b/README.md
@@ -39,7 +39,7 @@ NRPE allows monitoring tools like NAGIOS or ICINGA to connect to clients for mon
   - nrpe.cfg
 - manage sudo role for nagios user on NRPE clients
 - manage dynamic NRPE check command  definitions
-- manage iptables (optional). set `ne_incl_fw`to `true`. 
+- manage iptables (optional). set `ne_incl_fw`to `true`
 - manage selinux rule exceptions (optional)
 - manage NRPE service
 
@@ -72,7 +72,7 @@ node 'example.example.net' {
 
 - through Foreman:
 
-In order to apply parameters through Foreman, **__confdroid_nrpe::params__*- must be added to the host or host group in question, unless the defaults are fully acceptable across the estate.
+In order to apply parameters through Foreman, **confdroid_nrpe::params**- must be added to the host or host group in question, unless the defaults are fully acceptable across the estate.
 
 See [more details about class deployment on Confdroid.com](https://confdroid.com/2017/05/deploying-our-puppet-modules/).
 
diff --git a/manifests/commands/definition_rules.pp b/manifests/commands/definition_rules.pp
index 3222a7c..c63e6e6 100644
--- a/manifests/commands/definition_rules.pp
+++ b/manifests/commands/definition_rules.pp
@@ -65,5 +65,10 @@ class confdroid_nrpe::commands::definition_rules (
       ne_check_cmd     => 'check_swap',
       ne_cmd_argstring => '-w $ARG1$ -c $ARG2$',
     }
+
+    confdroid_nrpe::commands::definitions { 'check_fail2ban':
+      ne_check_cmd     => 'check_procs',
+      ne_cmd_argstring => '-c $ARG1$ -C $ARG2$',
+    }
   }
 }