diff --git a/javascript/node/selenium-webdriver/lib/http.js b/javascript/node/selenium-webdriver/lib/http.js
index 86f8fe6c1898e..58bced55ed95d 100644
--- a/javascript/node/selenium-webdriver/lib/http.js
+++ b/javascript/node/selenium-webdriver/lib/http.js
@@ -554,7 +554,7 @@ function parseHttpResponse(command, httpResponse) {
   // 404 represents an unknown command; anything else > 399 is a generic unknown
   // error.
   if (httpResponse.status == 404) {
-    throw new error.UnsupportedOperationError(value);
+    throw new error.UnsupportedOperationError(command.getName() + ': ' + value);
   } else if (httpResponse.status >= 400) {
     throw new error.WebDriverError(value);
   }