Cannot disable ICMP-redirect

I disabled send-redirects but router still send them

$ ping zzz
PING zzz: 56 data bytes
ICMP Host redirect from gateway xxx ()
 to yyy () for zzz ()

Is it known bug or am I missed something?




[] /ip settings export
# jun/15/2016 20:16:44 by RouterOS 6.35.2
# software id = ...
#
/ip settings
set send-redirects=no

 
[] /system routerboard print
       routerboard: yes
             model: CCR1016-12S-1S+
     serial-number: ..
     firmware-type: tilegx
  factory-firmware: 3.13
  current-firmware: 3.27
  upgrade-firmware: 3.27