diff --git a/neutron_vpnaas/tests/contrib/gate_hook.sh b/neutron_vpnaas/tests/contrib/gate_hook.sh
index 5d0e293ae..87c6075d0 100755
--- a/neutron_vpnaas/tests/contrib/gate_hook.sh
+++ b/neutron_vpnaas/tests/contrib/gate_hook.sh
@@ -3,7 +3,9 @@
 set -ex
 
 VENV=${1:-"dsvm-functional"}
-export DEVSTACK_LOCAL_CONFIG="enable_plugin neutron-vpnaas https://git.openstack.org/openstack/neutron-vpnaas"
+DEVSTACK_LOCAL_CONFIG="NETWORK_API_EXTENSIONS=all"
+DEVSTACK_LOCAL_CONFIG+=$'\n'"enable_plugin neutron-vpnaas https://git.openstack.org/openstack/neutron-vpnaas"
+export DEVSTACK_LOCAL_CONFIG
 
 case $VENV in
     dsvm-functional | dsvm-functional-sswan)