diff --git a/bin/javascript-obfuscator.js b/bin/javascript-obfuscator.js
index 4fe76f7e..038336d8 100755
--- a/bin/javascript-obfuscator.js
+++ b/bin/javascript-obfuscator.js
@@ -1,3 +1,7 @@
 #!/usr/bin/env node
 
+if (!global._babelPolyfill) {
+    require('babel-polyfill');
+}
+
 require('../dist/index').runCLI(process.argv);
\ No newline at end of file