diff --git a/benchmark/es/string-concatenations.js b/benchmark/es/string-concatenations.js
index 3c0b27e05019d1..4f9d56cc69df84 100644
--- a/benchmark/es/string-concatenations.js
+++ b/benchmark/es/string-concatenations.js
@@ -3,7 +3,7 @@
 const common = require('../common.js');
 
 const configs = {
-  n: [1e3],
+  n: [1e6],
   mode: [
     'multi-concat',
     'multi-join',