diff --git a/tests/wpt/metadata/html/webappapis/scripting/processing-model-2/addEventListener.html.ini b/tests/wpt/metadata/html/webappapis/scripting/processing-model-2/addEventListener.html.ini
deleted file mode 100644
index 266639e92b7..00000000000
--- a/tests/wpt/metadata/html/webappapis/scripting/processing-model-2/addEventListener.html.ini
+++ /dev/null
@@ -1,5 +0,0 @@
-[addEventListener.html]
-  type: testharness
-  [window.onerror - addEventListener]
-    expected: FAIL
-
diff --git a/tests/wpt/web-platform-tests/html/webappapis/scripting/processing-model-2/addEventListener.html b/tests/wpt/web-platform-tests/html/webappapis/scripting/processing-model-2/addEventListener.html
index b2cb36b9729..dbb1cdd5a90 100644
--- a/tests/wpt/web-platform-tests/html/webappapis/scripting/processing-model-2/addEventListener.html
+++ b/tests/wpt/web-platform-tests/html/webappapis/scripting/processing-model-2/addEventListener.html
@@ -11,9 +11,9 @@
     setup({allow_uncaught_exception:true});
     var t = async_test();
     var ran = false;
-    // spec doesn't say to fire an event so this should do nothing
     window.addEventListener('error', t.step_func(function(e){
         ran = true;
+        assert_true(e.isTrusted, 'isTrusted');
     }), false);
   </script>
   <script>
@@ -24,7 +24,7 @@
   </script>
   <script>
     t.step(function(){
-        assert_false(ran, 'ran');
+        assert_true(ran, 'ran');
         t.done();
     });
   </script>