diff --git a/doc/source/updates/kubernetes/upgrading-all-in-one-simplex.rst b/doc/source/updates/kubernetes/upgrading-all-in-one-simplex.rst
index 0dbf48cb7..0e9be2683 100644
--- a/doc/source/updates/kubernetes/upgrading-all-in-one-simplex.rst
+++ b/doc/source/updates/kubernetes/upgrading-all-in-one-simplex.rst
@@ -33,11 +33,6 @@ software.
 -   Transfer the new release software signature to controller-0 \(or onto a USB
     stick\).
 
--   Unlock all hosts.
-
-    -   All nodes must be unlocked. The upgrade cannot be started when there
-        are locked nodes \(the health check prevents it\).
-
 .. note::
     The upgrade procedure includes steps to resolve system health issues.