Loadbalancer IPs not added to no_proxy

[Guillaume Boutry]

root@sunbeam:~# snap logs openstack-hypervisor
2024-04-24T09:54:37Z nova-compute[516904]: 2024-04-24 09:54:37.518 516904 WARNING keystoneauth.identity.generic.base [None req-7b5a8aab-d612-448e-9282-6e688f664c4c - - - - - -] Failed to discover available identity versions when contacting http://10.20.21.13/openstack-keystone/v3. Attempting to parse version from URL.: keystoneauth1.exceptions.http.ServiceUnavailable: Service Unavailable (HTTP 503)

That is the internal keystone IP, but I'm able to run other openstack commands against the public IP after I updated 'sunbeam proxy set ...', adding 10.20.21.0/24 to no-proxy. But how can I tell the hypervisor to update its no-proxy settings?