diff --git a/ansible/roles/neutron/defaults/main.yml b/ansible/roles/neutron/defaults/main.yml
index b9b401d6e7..66309fe3dc 100644
--- a/ansible/roles/neutron/defaults/main.yml
+++ b/ansible/roles/neutron/defaults/main.yml
@@ -66,9 +66,6 @@ neutron_services:
     privileged: True
     enabled: "{{ neutron_plugin_agent == 'linuxbridge' }}"
     environment:
-      KOLLA_CONFIG_STRATEGY: "{{ config_strategy }}"
-      NEUTRON_BRIDGE: "br-ex"
-      NEUTRON_INTERFACE: "{{ neutron_external_interface }}"
       KOLLA_LEGACY_IPTABLES: "{{ neutron_legacy_iptables | bool | lower }}"
     host_in_groups: >-
       {{