diff --git a/test/wpt/status/html/webappapis/timers.json b/test/wpt/status/html/webappapis/timers.json
index 0967ef424bc..62476f7f106 100644
--- a/test/wpt/status/html/webappapis/timers.json
+++ b/test/wpt/status/html/webappapis/timers.json
@@ -1 +1,5 @@
-{}
+{
+  "negative-settimeout.any.js": {
+    "fail": "unreliable in Node.js; Refs: https://github.com/nodejs/node/issues/37672"
+  }
+}
diff --git a/test/wpt/testcfg.py b/test/wpt/testcfg.py
index db235699ddf..3c356cf474d 100644
--- a/test/wpt/testcfg.py
+++ b/test/wpt/testcfg.py
@@ -3,4 +3,4 @@ sys.path.append(os.path.join(os.path.dirname(__file__), '..'))
 import testpy
 
 def GetConfiguration(context, root):
-  return testpy.ParallelTestConfiguration(context, root, 'wpt')
+  return testpy.SimpleTestConfiguration(context, root, 'wpt')