Update README.md

rzcoder · rzcoder · commit efb6a901f02a · 2015-01-05T15:12:55.000+05:00
diff --git a/README.md b/README.md
@@ -29,6 +29,7 @@ console.log('decrypted: ', decrypted);
 ```shell
 npm install node-rsa
 ```
+*Requires nodejs >= 0.10.x*
 
 ### Testing
 
