diff --git a/utils/testserver/index.js b/utils/testserver/index.js
index 0a0a7fe388..b2628d1f34 100644
--- a/utils/testserver/index.js
+++ b/utils/testserver/index.js
@@ -222,8 +222,8 @@ class TestServer {
   }
 
   /**
-   * @{!http.IncomingMessage} request
-   * @param!http.ServerResponse} response
+   * @param {!http.IncomingMessage} request
+   * @param {!http.ServerResponse} response
    * @param {string} pathName
    */
   serveFile(request, response, pathName) {