cbepctl --help doesn't show options on how to set expiry_pager

Currently cbeptcl displays just the following options in the help:

[root@centos-58 ~]# /opt/couchbase//bin/cbepctl --help
usage: cbepctl [options]

options:
  -h, --help show this help message and exit
  -a iterate over all buckets (requires admin u/p)
  -b BUCKETNAME the bucket to get stats from (Default: default)
  -p PASSWORD the password for the bucket if one exists
Usage: cbepctl host:port drain
  or cbepctl host:port set type param value
  or cbepctl host:port start
  or cbepctl host:port stop