diff --git a/README.md b/README.md
index 08d707a..418a947 100644
--- a/README.md
+++ b/README.md
@@ -57,4 +57,16 @@ yarn add tslib
 * [harmony-sdk-examples](https://github.com/FireStack-Lab/harmony-sdk-examples)
 
 
+# E2E tests
+
+**Contantly updating now, please get back later**
+
+1. edit `.env` file if you have custom setting
+2. run harmony node locally(this fork currently : https://github.com/mikedoan/harmony/tree/enable_tx)
+3. wait for 1-2 mins, and run this:
+
+```bash
+yarn test:e2e
+```
+
 
diff --git a/e2e/src/blockchain.e2e.ts b/e2e/src/blockchain.e2e.ts
index a4747d4..a9373ae 100644
--- a/e2e/src/blockchain.e2e.ts
+++ b/e2e/src/blockchain.e2e.ts
@@ -44,6 +44,7 @@ describe('e2e test blockchain', () => {
     expect(checkBlockData(res3.result)).toEqual(true);
     expect(typeof res3.result.timestamp).toEqual('number');
   });
+
   it('should test hmy_getBlockByHash', async () => {
     const latestBlock = await bc.getBlockByNumber({ blockNumber: 'latest' });
     const res = await bc.getBlockByHash({ blockHash: latestBlock.result.hash });