diff --git a/README.md b/README.md
index 21e3194..6b61b8e 100644
--- a/README.md
+++ b/README.md
@@ -25,17 +25,11 @@ npm install dsa-sdk
 For production, we recommend linking to a specific version number ([jsdeliver](https://www.jsdelivr.com/package/npm/dsa-sdk)).
 
 ## Usage
-Now instantiate DSA.
-```js
-// in node.js
-const dsa = require('dsa-sdk');
 
-const dsa = new DSA();
-```
-
-DSA only works with web3 library so you also have to instantiate [Web3](https://github.com/ethereum/web3.js/#installation).
+Currently, this SDK only works with [web3 library](https://github.com/ethereum/web3.js/#installation)
 
 ```js
+// in browser
 if (window.ethereum) {
   window.web3 = new Web3(window.ethereum)
 } else if (window.web3) {
@@ -43,6 +37,17 @@ if (window.ethereum) {
 } else {
   window.web3 = new Web3(customProvider)
 }
+
+// in node.js
+const Web3 = require('web3')
+const DSA = require('dsa-sdk');
+const web3 = new Web3(new Web3.providers.HttpProvider(ETH_NODE_URL))
+```
+
+Now instantiate DSA.
+ 
+```js
+const dsa = new DSA(web3);
 ```
 
 ## Get Accounts