diff --git a/README.md b/README.md
index 92a4e9cb4..c68bfe01c 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# React Native Router [![Backers on Open Collective](https://opencollective.com/react-native-router-flux/backers/badge.svg)](#backers) [![Sponsors on Open Collective](https://opencollective.com/react-native-router-flux/sponsors/badge.svg)](#sponsors) [![Join the chat at https://gitter.im/aksonov/react-native-router-flux](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/aksonov/react-native-router-flux?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge) [![Codacy Badge](https://api.codacy.com/project/badge/grade/c6d869e2367a4fb491efc9de228c5ac6)](https://www.codacy.com/app/aksonov-github/react-native-router-flux) [![npm version](https://badge.fury.io/js/react-native-router-flux.svg)](http://badge.fury.io/js/react-native-router-flux) [![CircleCI](https://circleci.com/gh/aksonov/react-native-router-flux.svg?style=svg)](https://circleci.com/gh/aksonov/react-native-router-flux)
+# React Native Router v4.x [![Backers on Open Collective](https://opencollective.com/react-native-router-flux/backers/badge.svg)](#backers) [![Sponsors on Open Collective](https://opencollective.com/react-native-router-flux/sponsors/badge.svg)](#sponsors) [![Join the chat at https://gitter.im/aksonov/react-native-router-flux](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/aksonov/react-native-router-flux?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge) [![Codacy Badge](https://api.codacy.com/project/badge/grade/c6d869e2367a4fb491efc9de228c5ac6)](https://www.codacy.com/app/aksonov-github/react-native-router-flux) [![npm version](https://badge.fury.io/js/react-native-router-flux.svg)](http://badge.fury.io/js/react-native-router-flux) [![CircleCI](https://circleci.com/gh/aksonov/react-native-router-flux.svg?style=svg)](https://circleci.com/gh/aksonov/react-native-router-flux)
 
 [Follow author @PAksonov](https://twitter.com/PAksonov)
 
diff --git a/README2.md b/README2.md
index bb6f42c02..8162e0f32 100644
--- a/README2.md
+++ b/README2.md
@@ -1,4 +1,4 @@
-# React Native Router [![Join the chat at https://gitter.im/aksonov/react-native-router-flux](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/aksonov/react-native-router-flux?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
+# React Native Router (v2.x) [![Join the chat at https://gitter.im/aksonov/react-native-router-flux](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/aksonov/react-native-router-flux?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
 
 Router for React Native based on [exNavigator](https://github.com/exponentjs/ex-navigator)
 
diff --git a/README3.md b/README3.md
index 8efad9f85..70c78857c 100644
--- a/README3.md
+++ b/README3.md
@@ -1,4 +1,4 @@
-## Documentation (v3)
+# React Native Router (v3.x) [![Join the chat at https://gitter.im/aksonov/react-native-router-flux](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/aksonov/react-native-router-flux?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
 
 - [Mini-Tutorial](https://github.com/aksonov/react-native-router-flux/blob/v3/docs/MINI_TUTORIAL.md)
 - [API and Configuration](https://github.com/aksonov/react-native-router-flux/blob/v3/docs/API_CONFIGURATION.md)