diff --git a/source b/source
index 73c01ff8470..8e71faf2419 100644
--- a/source
+++ b/source
@@ -132010,10 +132010,10 @@ INSERT INTERFACES HERE
 
     <tr> <!-- beforetoggle -->
      <td> <dfn event for="HTMLElement"><code data-x="event-beforetoggle">beforetoggle</code></dfn>
-     <td> <code>Event</code>
+     <td> <code>ToggleEvent</code>
      <td> Elements
      <td> Fired on elements with the <code data-x="attr-popover">popover</code> attribute when they
-     are transitioning between showing and hidden.
+     are transitioning between showing and hidden
 
     <tr> <!-- beforeunload -->
      <td> <dfn event for="Window"><code data-x="event-beforeunload">beforeunload</code></dfn>
@@ -132211,9 +132211,11 @@ INSERT INTERFACES HERE
 
     <tr> <!-- toggle -->
      <td> <dfn event for="HTMLElement"><code data-x="event-toggle">toggle</code></dfn>
-     <td> <code>Event</code>
-     <td> <code>details</code> element
-     <td> Fired at <code>details</code> elements when they open or close
+     <td> <code>Event</code> and <code>ToggleEvent</code>
+     <td> <code>details</code> and <span data-x="attr-popover">popover</span> elements
+     <td> Fired at <code>details</code> elements when they open or close; fired on elements with the
+     <code data-x="attr-popover">popover</code> attribute when they are transitioning between
+     showing and hidden
 
     <tr> <!-- unhandledrejection -->
      <td> <dfn event for="Window,WorkerGlobalScope"><code data-x="event-unhandledrejection">unhandledrejection</code></dfn>
@@ -132232,7 +132234,7 @@ INSERT INTERFACES HERE
      <td> <code>Event</code>
      <td> <code>Document</code>
      <td> Fired at the <code>Document</code> object when the page becomes visible or hidden to the
-     user.
+     user
 
   </table>