diff --git a/source b/source
index 328fbab5a43..94c5206d277 100644
--- a/source
+++ b/source
@@ -52111,7 +52111,7 @@ You cannot submit this form when the field is incorrect.
Where phrasing content is expected.
Content model:
Phrasing content, but there must be no interactive content
- descendant and no descendant with the tabindex attribute
+ descendant or descendant with the tabindex attribute
specified.
Content attributes:
Global attributes
@@ -59639,7 +59639,9 @@ interface HTMLDetailsElement : HTMLElement {
Contexts in which this element can be used:
As the first child of a details element.
Content model:
- Phrasing content, optionally intermixed with heading content.
+ Phrasing content, optionally intermixed with heading content,
+ but there must be no interactive content descendant or descendant with the
+ tabindex attribute specified.
Content attributes:
Global attributes