diff --git a/test/common/inspector-helper.js b/test/common/inspector-helper.js
index 5aea807b7c0b81..666624490e79a9 100644
--- a/test/common/inspector-helper.js
+++ b/test/common/inspector-helper.js
@@ -228,7 +228,7 @@ class InspectorSession {
 
   waitForNotification(methodOrPredicate, description) {
     const desc = description || methodOrPredicate;
-    const message = `Timed out waiting for matching notification (${desc}))`;
+    const message = `Timed out waiting for matching notification (${desc})`;
     return fires(
       this._asyncWaitForNotification(methodOrPredicate), message, TIMEOUT);
   }