error 401 in log

[Minikea]

the docker service for OVH return this message:
level=fatal msg="OVH [401]: Basic realm=\"Authenticated Users Only\""
my docker-compose:

services:
  dynhost:
    image: wojteek/dynhost:latest
    command: [
      "--timer=15m",
      "ovh",
      "--auth-username=${OVH-auth-username}",
      "--auth-password=${OVH-auth-password}",
      "--hostname=${OVH-hostname}"
    ]
    env_file:
        - .env
    container_name: "dynhost"
    restart: always
    volumes:
      - ./data.json:/app/data.json:rw```