diff --git a/tests/mocha/run_mocha_tests_in_browser.js b/tests/mocha/run_mocha_tests_in_browser.js
index 509a3570c..af89bd7c0 100644
--- a/tests/mocha/run_mocha_tests_in_browser.js
+++ b/tests/mocha/run_mocha_tests_in_browser.js
@@ -41,8 +41,7 @@ async function runMochaTestsInBrowser() {
     var elem = await browser.$('#failureCount');
     var text = await elem.getAttribute('tests_failed');
     return text != 'unset';
-  }
-  , {
+  }, {
     timeout: 50000
   });