diff --git a/dom.bs b/dom.bs index 9818d1425..657261a36 100644 --- a/dom.bs +++ b/dom.bs @@ -6107,9 +6107,11 @@ method, when invoked, must run these steps: invoked, must run these steps:
    -

  1. If context object is not a custom element, and is not an - element whose namespace is the HTML namespace and - local name is +

  2. If context object's namespace is not the + HTML namespace, then throw a {{NotSupportedError}} exception. + +

  3. If context object's local name is not a + valid custom element name, "article", "aside", "blockquote", diff --git a/dom.html b/dom.html index d8bec6da8..629b9cd22 100644 --- a/dom.html +++ b/dom.html @@ -71,7 +71,7 @@

    DOM

    -

    Living Standard — Last Updated

    +

    Living Standard — Last Updated

    @@ -3483,7 +3483,9 @@

    1. -

      If context object is not a custom element, and is not an element whose namespace is the HTML namespace and local name is +

      If context object’s namespace is not the HTML namespace, then throw a NotSupportedError exception.

      +
    2. +

      If context object’s local name is not a valid custom element name, "article", "aside", "blockquote",