diff --git a/README.md b/README.md
index b7b0098..6647237 100644
--- a/README.md
+++ b/README.md
@@ -26,7 +26,9 @@ import { SentryTransport } from 'winston-sentry-javascript-node';
 const logger = winston.createLogger({
   transports: [
     new SentryTransport({
-      dsn: 'MY_SENTRY_DSN',
+      sentry{
+        dsn: 'MY_SENTRY_DSN',
+      },
     }),
   ],
 });
@@ -62,7 +64,9 @@ Catch and send `uncaughtException` to the Sentry.
 const logger = winston.createLogger({
   transports: [
     new SentryTransport({
-      dsn: 'MY_SENTRY_DSN',
+      sentry{
+        dsn: 'MY_SENTRY_DSN',
+      },
       handleExceptions: true,
     }),
   ],
@@ -73,12 +77,37 @@ const logger = winston.createLogger({
 const logger = winston.createLogger({
   exceptionHandlers: [
     new SentryTransport({
-      dsn: 'MY_SENTRY_DSN',
+      sentry: {
+        dsn: 'MY_SENTRY_DSN',
+      }
     }),
   ]
 });
 ```
 
+## Options
+
+```javascript
+new SentryTransport(opts)
+```
+
+* opts: TransportStreamOptions
+
+```javascript
+interface TransportStreamOptions {
+  format?: logform.Format;
+  level?: string;
+  silent?: boolean;
+  handleExceptions?: boolean;
+
+  log?(info: any, next: () => void): any;
+  logv?(info: any, next: () => void): any;
+  close?(): void;
+}
+```
+
+* opts.sentry: Please see [Sentry client options](https://docs.sentry.io/error-reporting/configuration/?platform=javascript).
+
 ## Default Extra for Error Object
 
 By default, if you provide an Error Object to logger, this package will set the following extra:
diff --git a/example/example.ts b/example/example.ts
index 7c2e963..24d5f95 100644
--- a/example/example.ts
+++ b/example/example.ts
@@ -5,7 +5,9 @@ import { SentryTransport } from '../src/index';
 const logger = winston.createLogger({
   transports: [
     new SentryTransport({
-      dsn: process.env.SENTRY_DSN,
+      sentry: {
+        dsn: process.env.SENTRY_DSN,
+      },
       level: 'error',
       handleExceptions: true,
     })
diff --git a/package.json b/package.json
index 0c852f4..4a197ad 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "winston-sentry-javascript-node",
-  "version": "0.1.3",
+  "version": "0.2.0",
   "description": "Sentry transport for the winson logger that using official Sentry SDK for javascript instead of the old Raven.",
   "main": "lib/index.js",
   "scripts": {
diff --git a/src/index.ts b/src/index.ts
index 73afa23..6e62c22 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -2,10 +2,6 @@ import { LogEntry } from 'winston';
 import Transport, { TransportStreamOptions } from 'winston-transport';
 import * as Sentry from '@sentry/node';
 
-export interface SentryOption {
-  dsn: string;
-}
-
 export interface Extra {
   extra?: {
     [key: string]: any;
@@ -22,14 +18,17 @@ export interface UserInfo {
   user?: Sentry.User
 }
 
+export interface SentryOptions {
+  sentry: Sentry.NodeOptions;
+}
+
 export type Log = LogEntry & Extra & Tag & UserInfo;
 
 export class SentryTransport extends Transport {
-  public constructor(opts: TransportStreamOptions & SentryOption) {
-    super(opts);
-    Sentry.init({
-      dsn: opts.dsn,
-    });
+  public constructor(opts: TransportStreamOptions & SentryOptions) {
+    const { sentry, ...rest } = opts;
+    super(rest);
+    Sentry.init(sentry);
   }
 
   public log(info: Log, next: () => void): void {