diff --git a/dom.bs b/dom.bs
index b3eeb804..49ba2874 100644
--- a/dom.bs
+++ b/dom.bs
@@ -5179,8 +5179,8 @@ or "<code>closed</code>").</p>
 encountered.
 
 <p>The <dfn export id=concept-shadow-including-root>shadow-including root</dfn> of an object is its
-<a for=DocumentFragment>host</a>'s <a for=tree>root</a>, if the object is a
-<a for=/>shadow root</a>, and its <a for=tree>root</a> otherwise.</p>
+<a for=tree>root</a>'s <a for=DocumentFragment>host</a>'s <a>shadow-including root</a>, if the
+object's <a for=tree>root</a> is a <a for=/>shadow root</a>, and its <a for=tree>root</a> otherwise.</p>
 
 <p>An object <var>A</var> is a
 <dfn export id=concept-shadow-including-descendant>shadow-including descendant</dfn> of an object