diff --git a/doc/administration/operations/fast_ssh_key_lookup.md b/doc/administration/operations/fast_ssh_key_lookup.md
index c293df3fc57..f8d58c6ce28 100644
--- a/doc/administration/operations/fast_ssh_key_lookup.md
+++ b/doc/administration/operations/fast_ssh_key_lookup.md
@@ -58,6 +58,9 @@ sudo service sshd reload
 Confirm that SSH is working by removing your user's SSH key in the UI, adding a
 new one, and attempting to pull a repo.
 
+> **Note:** For Omnibus Docker, `AuthorizedKeysCommand` is setup by default in
+GitLab 11.11 and later.
+
 > **Warning:** Do not disable writes until SSH is confirmed to be working
 perfectly, because the file will quickly become out-of-date.