diff --git a/extensions/web/02_event.js b/extensions/web/02_event.js
index 6b2cc2c047..a8dd95dbd2 100644
--- a/extensions/web/02_event.js
+++ b/extensions/web/02_event.js
@@ -929,7 +929,10 @@
             this.removeEventListener(type, callback, options);
           });
         }
+      } else if (options?.signal === null) {
+        throw new TypeError("signal must be non-null");
       }
+
       ArrayPrototypePush(listeners[type], { callback, options });
     }
 
diff --git a/tools/wpt/expectation.json b/tools/wpt/expectation.json
index f183bb8663..cf03ced803 100644
--- a/tools/wpt/expectation.json
+++ b/tools/wpt/expectation.json
@@ -1977,9 +1977,7 @@
       "event.any.html": true
     },
     "events": {
-      "AddEventListenerOptions-signal.any.html": [
-        "Passing null as the signal should throw"
-      ],
+      "AddEventListenerOptions-signal.any.html": true,
       "Event-isTrusted.any.html": true,
       "EventTarget-constructible.any.html": true,
       "Event-constructors.any.html": [