diff --git a/testing/web-platform/meta/MANIFEST.json b/testing/web-platform/meta/MANIFEST.json
index 4dbbdf43e9..03dda4a1fe 100644
--- a/testing/web-platform/meta/MANIFEST.json
+++ b/testing/web-platform/meta/MANIFEST.json
@@ -15393,10 +15393,6 @@
         "path": "dom/events/EventTarget-removeEventListener.html",
         "url": "/dom/events/EventTarget-removeEventListener.html"
       },
-      {
-	"path": "dom/events/event-disabled-dynamic.html",
-	"url": "/dom/events/event-disabled-dynamic.html"
-      },
       {
         "path": "dom/events/ProgressEvent.html",
         "url": "/dom/events/ProgressEvent.html"
diff --git a/testing/web-platform/tests/dom/events/event-disabled-dynamic.html b/testing/web-platform/tests/dom/events/event-disabled-dynamic.html
deleted file mode 100644
index 89a3d3b156..0000000000
--- a/testing/web-platform/tests/dom/events/event-disabled-dynamic.html
+++ /dev/null
@@ -1,21 +0,0 @@
-<!doctype html>
-<meta charset=utf-8>
-<title>Test that disabled is honored immediately in presence of dynamic changes</title>
-<link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io">
-<link rel="author" title="Andreas Farre" href="mailto:afarre@mozilla.com">
-<link rel="help" href="https://html.spec.whatwg.org/multipage/#enabling-and-disabling-form-controls:-the-disabled-attribute">
-<link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1405087">
-<script src=/resources/testharness.js></script>
-<script src=/resources/testharnessreport.js></script>
-<input type="button" value="Click" disabled>
-<script>
-async_test(t => {
-  window.addEventListener('load', t.step_func(() => {
-+
-−    let e = document.querySelector('input');
-    e.disabled = false;
-    e.onclick = t.step_func_done(() => {});
-    e.click();
-  }));
-}, "disabled is honored properly in presence of dynamic changes");
-</script>
