diff --git a/examples/commonjs/increment.js b/examples/commonjs/increment.js
index df19980e68a..5b6497cade5 100644
--- a/examples/commonjs/increment.js
+++ b/examples/commonjs/increment.js
@@ -1,4 +1,4 @@
-var add = require('./math').add;
+const add = require('./math').add;
 exports.increment = function(val) {
     return add(val, 1);
-};
\ No newline at end of file
+};