diff --git a/etc/moniker-agent-bind9.conf.sample b/etc/moniker-agent-bind9.conf.sample
index d690246ee..ca08baa61 100644
--- a/etc/moniker-agent-bind9.conf.sample
+++ b/etc/moniker-agent-bind9.conf.sample
@@ -16,3 +16,6 @@ state_path = ./var/
 
 #
 templates_path = ./templates/
+
+#
+allowed_rpc_exception_modules = moniker.exceptions, moniker.openstack.common.exception
diff --git a/etc/moniker-api.conf.sample b/etc/moniker-api.conf.sample
index 91cce7e9c..3de866c4d 100644
--- a/etc/moniker-api.conf.sample
+++ b/etc/moniker-api.conf.sample
@@ -17,6 +17,9 @@ logging_context_format_string = %(asctime)s %(levelname)s %(name)s [%(request_id
 #
 control_exchange = moniker
 
+#
+allowed_rpc_exception_modules = moniker.exceptions, moniker.openstack.common.exception
+
 [keystone_authtoken]
 auth_host = 127.0.0.1
 auth_port = 35357
diff --git a/etc/moniker-central.conf.sample b/etc/moniker-central.conf.sample
index 14a817228..ee0808571 100644
--- a/etc/moniker-central.conf.sample
+++ b/etc/moniker-central.conf.sample
@@ -16,3 +16,6 @@ logging_context_format_string = %(asctime)s %(levelname)s %(name)s [%(request_id
 
 #
 control_exchange = moniker
+
+#
+allowed_rpc_exception_modules = moniker.exceptions, moniker.openstack.common.exception