diff --git a/doc/manpages/proxy-server.conf.5 b/doc/manpages/proxy-server.conf.5
index 2d077e0e45..47638ff1e0 100644
--- a/doc/manpages/proxy-server.conf.5
+++ b/doc/manpages/proxy-server.conf.5
@@ -143,8 +143,6 @@ The auth prefix will cause requests beginning with this prefix to be routed
 to the auth subsystem, for granting tokens, etc. The default is /auth/.
 .IP \fBtoken_life\fR
 This is the time in seconds before the token expires. The default is 86400.
-.IP \fBallowed_sync_hosts\fR
-This is a comma separated list of hosts allowed to send X-Container-Sync-Key requests.
 .IP \fBuser_<account>_<user>\fR
 Lastly, you need to list all the accounts/users you want here. The format is:
 user_<account>_<user> = <key> [group] [group] [...] [storage_url]
diff --git a/etc/proxy-server.conf-sample b/etc/proxy-server.conf-sample
index 0bbd92bb5d..6086a87995 100644
--- a/etc/proxy-server.conf-sample
+++ b/etc/proxy-server.conf-sample
@@ -104,9 +104,6 @@ use = egg:swift#tempauth
 # to the auth subsystem, for granting tokens, etc.
 # auth_prefix = /auth/
 # token_life = 86400
-# This is a comma separated list of hosts allowed to send X-Container-Sync-Key
-# requests.
-# allowed_sync_hosts = 127.0.0.1
 # This allows middleware higher in the WSGI pipeline to override auth
 # processing, useful for middleware such as tempurl and formpost. If you know
 # you're not going to use such middleware and you want a bit of extra security,