Update README.md

Author: zegl

README.md

@@ -1,6 +1,6 @@
 # goriak [![Build Status](https://circleci.com/gh/zegl/goriak.svg?style=shield)](https://circleci.com/gh/zegl/goriak) [![codecov](https://codecov.io/gh/zegl/goriak/branch/v3/graph/badge.svg)](https://codecov.io/gh/zegl/goriak/branch/v3) [![Go Report Card](https://goreportcard.com/badge/gopkg.in/zegl/goriak.v3)](https://goreportcard.com/report/gopkg.in/zegl/goriak.v3) [![Join the chat at https://gitter.im/golangriak/Lobby](https://badges.gitter.im/golangriak/Lobby.svg)](https://gitter.im/golangriak/Lobby)
 
-Current version: `v3.1.0`.  
+Current version: `v3.2.0`.  
 Riak KV version: 2.0 or higher, the latest version of Riak KV is always recommended.  
 Version 2 of goriak is available [here](https://github.com/zegl/goriak/tree/v2).