diff --git a/benchmark/querystring/querystring-parse.js b/benchmark/querystring/querystring-parse.js
index 740dfc9d21b..db650165eb9 100644
--- a/benchmark/querystring/querystring-parse.js
+++ b/benchmark/querystring/querystring-parse.js
@@ -8,9 +8,7 @@ const bench = common.createBenchmark(main, {
   n: [1e6],
 });
 
-function main(conf) {
-  const type = conf.type;
-  const n = conf.n | 0;
+function main({ type, n }) {
   const input = inputs[type];
   var i;
   // Execute the function a "sufficient" number of times before the timed
diff --git a/benchmark/querystring/querystring-stringify.js b/benchmark/querystring/querystring-stringify.js
index 97b8f1fc703..cd1debd4df6 100644
--- a/benchmark/querystring/querystring-stringify.js
+++ b/benchmark/querystring/querystring-stringify.js
@@ -7,10 +7,7 @@ const bench = common.createBenchmark(main, {
   n: [1e7],
 });
 
-function main(conf) {
-  const type = conf.type;
-  const n = conf.n | 0;
-
+function main({ type, n }) {
   const inputs = {
     noencode: {
       foo: 'bar',
diff --git a/benchmark/querystring/querystring-unescapebuffer.js b/benchmark/querystring/querystring-unescapebuffer.js
index e37af180eef..4f73ed024b1 100644
--- a/benchmark/querystring/querystring-unescapebuffer.js
+++ b/benchmark/querystring/querystring-unescapebuffer.js
@@ -12,10 +12,7 @@ const bench = common.createBenchmark(main, {
   n: [10e6],
 });
 
-function main(conf) {
-  const input = conf.input;
-  const n = conf.n | 0;
-
+function main({ input, n }) {
   bench.start();
   for (var i = 0; i < n; i += 1)
     querystring.unescapeBuffer(input);