--- a/testing/web-platform/meta/MANIFEST.json
+++ b/testing/web-platform/meta/MANIFEST.json
@@ -559869,17 +559869,17 @@
    "291d078c4424d0491aeab7524d350eab7304f989",
    "testharness"
   ],
   "dom/interface-objects.html": [
    "05963c8b0a839f3e07b5478d99fc034e4654b515",
    "testharness"
   ],
   "dom/interfaces.html": [
-   "3308c9f3341c12ce99217309eba608e50cca669d",
+   "fc05c0e670c2b7ca72a958dc05dd34ffcaadadf5",
    "testharness"
   ],
   "dom/lists/DOMTokenList-Iterable.html": [
    "17630a28cb89baf746841d8cd9d61370b6183f63",
    "testharness"
   ],
   "dom/lists/DOMTokenList-coverage-for-attributes.html": [
    "d6cfd9d336f8933c0080126864bbb465bfff2ced",

--- a/testing/web-platform/tests/dom/interfaces.html
+++ b/testing/web-platform/tests/dom/interfaces.html
@@ -14,20 +14,17 @@ var xmlDoc = document.implementation.cre
 var detachedRange = document.createRange();
 detachedRange.detach();
 var element = xmlDoc.createElementNS(null, "test");
 element.setAttribute("bar", "baz");
 
 var idlArray = new IdlArray();
 
 function doTest([html, dom]) {
-  // HTML is needed for EventHandler. Provide a dummy interface for
-  // LinkStyle which HTML depends on but we're not testing.
-  idlArray.add_untested_idls('interface LinkStyle {};');
-  idlArray.add_untested_idls(html);
+  idlArray.add_dependency_idls(html);
   idlArray.add_idls(dom);
   idlArray.add_objects({
     EventTarget: ['new EventTarget()'],
     Event: ['document.createEvent("Event")', 'new Event("foo")'],
     CustomEvent: ['new CustomEvent("foo")'],
     AbortController: ['new AbortController()'],
     AbortSignal: ['new AbortController().signal'],
     Document: ['new Document()'],