diff --git a/neutron/agent/l3/extensions/qos/fip.py b/neutron/agent/l3/extensions/qos/fip.py
index 0111f2ee04f..6fd1a49a286 100644
--- a/neutron/agent/l3/extensions/qos/fip.py
+++ b/neutron/agent/l3/extensions/qos/fip.py
@@ -143,10 +143,6 @@ class FipQosAgentExtension(qos_base.L3QosAgentExtensionBase,
                             fip, dvr_fip_device, rates, with_cache=False)
             self.fip_qos_map.update_policy(qos_policy)
 
-    def _remove_fip_rate_limit_cache(self, fip):
-        for direction in constants.VALID_DIRECTIONS:
-            self.fip_qos_map.remove_fip_ratelimit_cache(direction, fip)
-
     def _process_reset_fip(self, fip):
         self.fip_qos_map.clean_by_resource(fip)