diff --git a/roles/nagios_client/tasks/main.yml b/roles/nagios_client/tasks/main.yml
index 60a64dd588..16607d024c 100644
--- a/roles/nagios_client/tasks/main.yml
+++ b/roles/nagios_client/tasks/main.yml
@@ -12,6 +12,7 @@
   - nagios-plugins-users
   - nagios-plugins-procs
   - nagios-plugins-swap
+  - nagios-plugins-smtp
   - nagios-plugins-load
   - nagios-plugins-ping
   tags: