diff --git a/index.html b/index.html
index ceb0faf..dd59741 100644
--- a/index.html
+++ b/index.html
@@ -14276,7 +14276,13 @@
`popover`
Comments |
- If specified on an element with an implicit role of `generic`, then the element's role instead maps to `group`.
+ UAs MUST NOT expose a details relation between a `popover` and its invoking element under the following conditions:
+
+ - when the `popover` is the next immediate accessibility sibling to the invoking element,
+ - when the element has a `popovertarget=hide` attribute value,
+ - or when the element is a descendant of the `popover` and its `popovertarget` is set to the auto state.
+
+ If specified on an element with an implicit role of `generic`, then the element's role instead maps to `group`.
|