diff --git a/ceilometer/service.py b/ceilometer/service.py
index 65d67fa0d..5f4041a38 100644
--- a/ceilometer/service.py
+++ b/ceilometer/service.py
@@ -30,9 +30,6 @@ from ceilometer.openstack.common import rpc
 
 
 cfg.CONF.register_opts([
-    cfg.IntOpt('periodic_interval',
-               default=600,
-               help='seconds between running periodic tasks'),
     cfg.StrOpt('host',
                default=socket.getfqdn(),
                help='Name of this node.  This can be an opaque identifier.  '
diff --git a/doc/source/configuration.rst b/doc/source/configuration.rst
index bb01fec6e..3bfe6a88d 100644
--- a/doc/source/configuration.rst
+++ b/doc/source/configuration.rst
@@ -39,7 +39,6 @@ metering_secret                  change this or be hacked              Secret va
 metering_topic                   metering                              the topic ceilometer uses for metering messages
 counter_source                   openstack                             The source name of emited counters
 control_exchange                 ceilometer                            AMQP exchange to connect to if using RabbitMQ or Qpid
-periodic_interval                600                                   seconds between running periodic tasks
 database_connection              mongodb://localhost:27017/ceilometer  Database connection string
 metering_api_port                8777                                  The port for the ceilometer API server
 reseller_prefix                  AUTH\_                                Prefix used by swift for reseller token