diff --git a/source b/source
index 1c17ab052fa..16749329364 100644
--- a/source
+++ b/source
@@ -77538,7 +77538,7 @@ END:VCARD</pre>
      <th>Brief description
    <tbody>
     <tr>
-     <td><dfn attr-value for="html-global/hidden"><code data-x="attr-hidden-until-found-keyword">until-found</code></dfn>
+     <td><dfn attr-value for="html-global/hidden"><code data-x="attr-hidden-until-found">until-found</code></dfn>
      <td><span data-x="attr-hidden-until-found-state">Until found state</span>
      <td>Will not be rendered but content inside will be accessible to <span>find-in-page</span> and
      <span data-x="navigate-fragid">fragment navigation</span>
@@ -77547,7 +77547,7 @@ END:VCARD</pre>
      <td rowspan=2><span data-x="attr-hidden-hidden-state">Hidden state</span>
      <td rowspan=2>Will not be rendered.
     <tr>
-     <td><dfn attr-value for="html-global/hidden"><code data-x="attr-hidden-hidden-keyword">hidden</code></dfn>
+     <td><dfn attr-value for="html-global/hidden"><code data-x="attr-hidden-hidden">hidden</code></dfn>
   </table>
 
   <p>The attribute's <i data-x="missing value default">missing value default</i> is the <dfn
@@ -77689,7 +77689,7 @@ END:VCARD</pre>
   <ol>
    <li><p>If the <code data-x="attr-hidden">hidden</code> attribute is in the <span
    data-x="attr-hidden-until-found-state">until-found</span> state, then return "<code
-   data-x="attr-hidden-until-found-keyword">until-found</code>".</p></li>
+   data-x="attr-hidden-until-found">until-found</code>".</p></li>
 
    <li><p>If the <code data-x="attr-hidden">hidden</code> attribute is set, then return
    true.</p></li>
@@ -77701,9 +77701,9 @@ END:VCARD</pre>
 
   <ol>
    <li><p>If the given value is a string that is an <span>ASCII case-insensitive</span> match for
-   "<code data-x="attr-hidden-until-found-keyword">until-found</code>", then set the <code
+   "<code data-x="attr-hidden-until-found">until-found</code>", then set the <code
    data-x="attr-hidden">hidden</code> attribute to "<code
-   data-x="attr-hidden-until-found-keyword">until-found</code>".</p></li>
+   data-x="attr-hidden-until-found">until-found</code>".</p></li>
 
    <li><p>Otherwise, if the given value is false, then remove the <code
    data-x="attr-hidden">hidden</code> attribute.</p></li>
@@ -137776,7 +137776,7 @@ interface <dfn interface>External</dfn> {
      <th> <code data-x="">hidden</code>
      <td> <span data-x="attr-hidden">HTML elements</span>
      <td> Whether the element is relevant
-     <td> "<code data-x="attr-hidden-until-found-keyword">until-found</code>";
+     <td> "<code data-x="attr-hidden-until-found">until-found</code>";
           "<code data-x="attr-hidden">hidden</code>";
           the empty string
     <tr>