diff --git a/tests/frontend/runner.js b/tests/frontend/runner.js
index 0a5095815..feddaed6e 100644
--- a/tests/frontend/runner.js
+++ b/tests/frontend/runner.js
@@ -143,7 +143,7 @@ $(() => {
   // http://stackoverflow.com/questions/1403888/get-url-parameter-with-jquery
   const getURLParameter = function (name) {
     return decodeURI(
-        (RegExp(`${name}=` + '(.+?)(&|$)').exec(location.search) || [, null])[1],
+        (RegExp(`${name}=` + '(.+?)(&|$)').exec(location.search) || [, null])[1]
     );
   };