diff --git a/README.md b/README.md
index 6881e51..8ad2717 100644
--- a/README.md
+++ b/README.md
@@ -1009,6 +1009,11 @@ If you are coming from an existing deployment and [#356](https://gitea.com/gitea
       CONN_STR: redis+cluster://:gitea@gitea-redis-cluster-headless.<namespace>.svc.cluster.local:6379/0?pool_size=100&idle_timeout=180s&
 ```
 
+<!-- markdownlint-disable-next-line -->
+**Switch to rootless image by default**
+If you are facing errors like `WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED` due to this automatic transition:
+Have a look at [this discussion](https://gitea.com/gitea/helm-chart/issues/487#issue-220660) and either set `image.rootless: false` or manually update your `~/.ssh/known_hosts` file(s).
+
 <!-- markdownlint-disable-next-line -->
 **Transitioning from a RWO to RWX Persistent Volume**