1 files changed, 7 insertions, 4 deletions

diff --git a/README.md b/README.md
index a4f1c7c..a223023 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,8 @@
 mongo-edu
 =========
 
+[![NPM](https://nodei.co/npm/mongo-edu.png?mini=true)](https://nodei.co/npm/mongo-edu/)
+
 [![NPM version](https://badge.fury.io/js/mongo-edu.png)](http://badge.fury.io/js/mongo-edu)
 [![Dependency Status](https://gemnasium.com/przemyslawpluta/mongo-edu.png)](https://gemnasium.com/przemyslawpluta/mongo-edu)
 
@@ -11,17 +13,18 @@ Select and download video courses from [education.mongodb.com](https://education
 ##Installation
 
 ```js
-npm install -g mongo-edu
+npm install mongo-edu -g
 ```
 
 ##Usage
 
 ```js
-mongo-edu -u [user name] -d [download path]
+mongo-edu -u [user name] -d [download path] --ncc [no check certificate]
 
 Options:
-  -d  download path  [required]
-  -u  email address
+  -d     download path                    [required]
+  -u     email address
+  --ncc  no check certificate py3.x
 ```
 
 ##License