diff --git a/playbooks/prod_web.yml b/playbooks/prod_web.yml
index 56b6b13..f8a8134 100755
--- a/playbooks/prod_web.yml
+++ b/playbooks/prod_web.yml
@@ -149,6 +149,8 @@
           - name: matrix
             host_notification_commands: notify-host-by-matrix
             service_notification_commands: notify-service-by-matrix
+            host_notification_period: ansible-not-late-at-night
+            service_notification_period: ansible-not-late-at-night
             extra:
               - key: contactgroups
                 value: ansible
diff --git a/roles/nagios/templates/nagios-ansible.cfg.j2 b/roles/nagios/templates/nagios-ansible.cfg.j2
index ac5c125..d7055b5 100644
--- a/roles/nagios/templates/nagios-ansible.cfg.j2
+++ b/roles/nagios/templates/nagios-ansible.cfg.j2
@@ -30,6 +30,19 @@ define hostgroup {
 	alias			Ansible-managed Hosts
 }
 
+# Additional timeperiods for convenience
+define timeperiod {
+	timeperiod_name		ansible-not-late-at-night
+	alias			Not Late at Night
+	sunday			07:00-22:00
+	monday			07:00-22:00
+	tuesday			07:00-22:00
+	wednesday		07:00-22:00
+	thursday		07:00-22:00
+	friday			07:00-22:00
+	saturday		07:00-22:00
+}
+
 {% if nagios_contacts is defined %}
 # Contacts
 # Everything here is defined in nagios_contacts