diff --git a/README.md b/README.md
index caa1dfe..5a3a77f 100644
--- a/README.md
+++ b/README.md
@@ -13,12 +13,12 @@ An example :
 const ListenerModule = require("ListenerRSS");
 const ListenerRss = ListenerModule.ListenerRss;
 
-const listener = new ListenerRss("my-test-service", "fake.rss.service");
+const listener = new ListenerRss({
+    address: "fake.rss.service"
+  });
 
 // make a request to the adr 'fake.rss.service'
-myListener.fetchRSS().then((obj, err) => {
-  // some act
-});
+const feed = await myListener.fetchRSS();
 ```
 
 ## Recurrent usage
@@ -30,17 +30,14 @@ An example :
 const ListenerModule = require("ListenerRSS");
 const ListenerRss = ListenerModule.ListenerRss;
 
-const listener = new ListenerRss("my-test-service", "fake.rss.service", 5 * 60);
+const listener = new ListenerRss({
+    address: "fake.rss.service"
+  });
 
-const callback_fun_update = (obj) => {
-  // some act
-};
-const callback_fun_new_entries = (obj) => {
-  // some act
-};
+listener.on("update", feed => { /* ... */ });
+listener.on("error", err => { /* ... */ });
+listener.on("newEntries", feedEntries => { /* ... */ });
 
-listener.on("update", callback_fun);
-listener.on("newEntries", callback_fun);
 
 listener.start();
 
@@ -87,7 +84,7 @@ Reject the promise if the server can't be resolved.
 ### start()
 
 This function will call the `update` event to each success update, the
-`update_err` event to each fail update, and the `newEntries` event for
+`error` event to each fail update, and the `newEntries` event for
 each update who contains a new item.
 
 #### Events
@@ -95,30 +92,21 @@ each update who contains a new item.
 Each event take one arg into the callback function.
 
 ```js
-const callback_fun = (obj) => {
-  // some act
-};
-const callback_fun_err = (err) => {
-  // some act
-};
-const callback_fun_new_entries = (newEntries) => {
-  // some act
-};
+listener.on("update", feed => { /* ... */ });
+listener.on("error", err => { /* ... */ });
+listener.on("newEntries", feedEntries => { /* ... */ });
 
-listener.on("update", callback_fun);
-listener.on("update_err", callback_fun_err);
-listener.on("new_entries", callback_fun_new_entries);
 ```
 
 #### update
 
 It used a callback who receive the received object entirely inside an object.
 
-#### update_err
+#### error
 
 It used a callback who receive an error object.
 
-#### new_entries
+#### newEntries
 
 It used a callback who receive only new entries inside an array.
 
diff --git a/package.json b/package.json
index 234b69d..ff3d2e0 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "listener-rss",
-  "version": "0.0.1",
+  "version": "0.0.2",
   "description": "A lightweight library to create a listener from a rss feed.",
   "main": "build/index.js",
   "types": "build/index.d.ts",