# istio_stale-cert-expiration-metrics.yaml
apiVersion: release-notes/v2
kind: bug-fix
area: telemetry
releaseNotes:
- |
  **Fixed** The `citadel_server_root_cert_expiry_timestamp`, `citadel_server_root_cert_expiry_seconds`, `citadel_server_cert_chain_expiry_timestamp`, and `citadel_server_cert_chain_expiry_seconds` update when new certificates are loaded.