diff --git a/bin/eslint.js b/bin/eslint.js
index 4491a28a7..1bbd68d6b 100755
--- a/bin/eslint.js
+++ b/bin/eslint.js
@@ -11,7 +11,7 @@ var CLIEngine = require("eslint").CLIEngine;
 var docs = require("eslint").docs;
 var fs = require("fs");
 var glob = require("glob");
-var options = { extensions: [".js"], ignore: true, reset: false, useEslintrc: true };
+var options = { extensions: [".js", ".es6"], ignore: true, reset: false, useEslintrc: true };
 var cli = new CLIEngine(options);
 var debug = false;
 var checks = require("../lib/checks");