diff --git a/docs/user_guide.md b/docs/user_guide.md index d3452aa28..c55efaf99 100644 --- a/docs/user_guide.md +++ b/docs/user_guide.md @@ -167,7 +167,7 @@ You can change Harbor's email settings, the mail server is used to send out resp **NOTE: Harbor only supports Registry V2 API. You need to use Docker client 1.6.0 or higher.** -Harbor supports HTTP by default and Docker client tries to connect to Harbor using HTTPS first, so if you encounter an error as below when you pull or push images, you need to add '--insecure-registry' option to ```/etc/default/docker``` (ubuntu) or ```/etc/sysconfig/docker``` (centos) and restart Docker: +Harbor supports HTTP by default and Docker client tries to connect to Harbor using HTTPS first, so if you encounter an error as below when you pull or push images, you need to configure insecure registry. Please, read [this document](https://docs.docker.com/registry/insecure/) in order to understand how to do this. ```Error response from daemon: Get https://myregistrydomain.com/v1/users/: dial tcp myregistrydomain.com:443 getsockopt: connection refused.```