diff --git a/lib/events.js b/lib/events.js
index 1e4d17beced571..0317eaf54aec00 100644
--- a/lib/events.js
+++ b/lib/events.js
@@ -314,7 +314,7 @@ EventEmitter.prototype.emit = function emit(type, ...args) {
   } else {
     const len = handler.length;
     const listeners = arrayClone(handler, len);
-    for (var i = 0; i < len; ++i) {
+    for (let i = 0; i < len; ++i) {
       const result = ReflectApply(listeners[i], this, args);
 
       // We check if result is undefined first because that