diff --git a/examples/commonjs/README.md b/examples/commonjs/README.md
index fb85a0b1c08..86e9be62edc 100644
--- a/examples/commonjs/README.md
+++ b/examples/commonjs/README.md
@@ -9,15 +9,15 @@ You can also see the info messages webpack prints to console (for both normal an
 # example.js
 
 ``` javascript
-var inc = require('./increment').increment;
-var a = 1;
+const inc = require('./increment').increment;
+const a = 1;
 inc(a); // 2
 ```
 
 # increment.js
 
 ``` javascript
-var add = require('./math').add;
+const add = require('./math').add;
 exports.increment = function(val) {
     return add(val, 1);
 };
@@ -27,7 +27,7 @@ exports.increment = function(val) {
 
 ``` javascript
 exports.add = function() {
-    var sum = 0, i = 0, args = arguments, l = args.length;
+    let sum = 0, i = 0, args = arguments, l = args.length;
     while (i < l) {
         sum += args[i++];
     }
@@ -197,4 +197,4 @@ chunk    {0} output.js (main) 329 bytes [entry] [rendered]
      cjs require ./increment [2] ./example.js 1:10-32
  [2] ./example.js 69 bytes {0} [built]
      single entry .\example.js  main
-```
\ No newline at end of file
+```
diff --git a/examples/commonjs/example.js b/examples/commonjs/example.js
index 5b87a398285..d56b3cb0040 100644
--- a/examples/commonjs/example.js
+++ b/examples/commonjs/example.js
@@ -1,3 +1,3 @@
-var inc = require('./increment').increment;
-var a = 1;
-inc(a); // 2
\ No newline at end of file
+const inc = require('./increment').increment;
+const a = 1;
+inc(a); // 2
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
+};