diff --git a/testing/web-platform/tests/html/semantics/forms/the-selectlist-element/selectlist-form-state-restore.tentative.html b/testing/web-platform/tests/html/semantics/forms/the-selectlist-element/selectlist-form-state-restore.tentative.html
deleted file mode 100644
index f98494a95071..000000000000
--- a/testing/web-platform/tests/html/semantics/forms/the-selectlist-element/selectlist-form-state-restore.tentative.html
+++ /dev/null
@@ -1,39 +0,0 @@
-<!DOCTYPE html>
-<html lang="en">
-<title>HTMLSelectListElement Test: form state restore</title>
-<link rel="author" title="Ionel Popescu" href="mailto:iopopesc@microsoft.com">
-<script src="/resources/testharness.js"></script>
-<script src="/resources/testharnessreport.js"></script>
-
-<input id="emptyOnFirstVisit">
-<form action="support/back.html" id="form0">
-<selectlist id="selectlist0">
-  <option>one</option>
-  <option>two</option>
-  <option>three</option>
-</selectlist>
-</form>
-
-<script>
-async_test(t => {
-  window.onload = () => t.step_timeout(() => {
-    let state = document.getElementById('emptyOnFirstVisit');
-    let selectList = document.getElementById("selectlist0");
-
-    if (!state.value) {
-      // First visit.
-      t.step_timeout(() => {
-        state.value = 'visited';
-        assert_equals(selectList.value, "one");
-        selectList.value = "two";
-        // The form is submitted in a timeout to make sure that a new back/forward list item is created.
-        document.getElementById('form0').submit();
-      }, 0);
-    } else {
-      // Went back to this page again, and the form state should be restored.
-      assert_equals(selectList.value, "two");
-      t.done();
-    }
-  }, 1);
-}, "Test restoring state after form submission");
-</script>
