diff --git a/source/more-info/unsupported/docker_configuration.markdown b/source/more-info/unsupported/docker_configuration.markdown
index e79dc4e5b29..4588c05b202 100644
--- a/source/more-info/unsupported/docker_configuration.markdown
+++ b/source/more-info/unsupported/docker_configuration.markdown
@@ -10,6 +10,8 @@ The Supervisor has some expectations of how the Docker daemon is configured to m
 The logging driver for the Docker daemon needs to be set to `journald` and the storage driver
 needs to be set to `overlay2`.
 
+We only support cgroup version 1 on our hardware handling.
+
 ## The solution
 
 If you are running an older version of our Home Assistant OS, update it to the latest version in the {% my configuration title="Configuration" %} panel.
@@ -29,4 +31,6 @@ following contents:
 When the Docker configuration file is changed and saved, you need to restart the
 Docker service on the host machine.
 
+To fix issues with the cgroup level, addjust the `/etc/default/grub` and add `systemd.unified_cgroup_hierarchy=false` to `GRUB_CMDLINE_LINUX_DEFAULT`. After this change is made, you need to reboot the host completely.
+
 You can also just re-run our [convenience installation script](https://github.com/home-assistant/supervised-installer).