diff --git a/README.md b/README.md
index 9314b57..e158eaa 100644
--- a/README.md
+++ b/README.md
@@ -12,6 +12,7 @@ import { delay } from "../deps.ts";
 import { limit } from "../src/utils/task.ts";
 
 const client = new Client();
+// await client.connect("http://elastic:pwd@localhost:9200/"); // with password
 await client.connect("http://localhost:9200/");
 
 const count = async () => {
diff --git a/mod.ts b/mod.ts
index 4e4396f..f9c4191 100644
--- a/mod.ts
+++ b/mod.ts
@@ -1 +1,3 @@
 export { Client } from "./src/client.ts";
+
+export const version = '0.0.8';
diff --git a/src/client.ts b/src/client.ts
index a48aa82..6b3e5ba 100644
--- a/src/client.ts
+++ b/src/client.ts
@@ -24,8 +24,6 @@ import { Ajax, ajax } from "./utils/ajax.ts";
 import { serializer } from "./utils/serializer.ts";
 import { generateId } from "./utils/tools.ts";
 
-const VERSION = "0.0.8";
-
 const type = "_doc";
 
 class BaseClient {
@@ -73,10 +71,6 @@ class BaseClient {
     this.#connectionCache.clear();
     this.connectedCount = 0;
   }
-
-  get version() {
-    return VERSION;
-  }
 }
 
 export class Client extends BaseClient {