Update README.md

README.md

@@ -13,7 +13,7 @@ Sky Walking | [中文](https://github.com/wu-sheng/sky-walking/wiki/sky-walking-
 [![OpenTracing-1.0 Badge](https://img.shields.io/badge/OpenTracing--1.0-enabled-blue.svg)](http://opentracing.io)
 
 
-* Auto-instrumentation mechanism, **no need to CHANGE any application source code**. [Supported middlewares, frameworks and libraries](https://github.com/wu-sheng/sky-walking/wiki/3.0-supported-list).
+* Auto-instrumentation mechanism, **no need to CHANGE any application source code**. [Supported middlewares, frameworks and libraries](https://github.com/wu-sheng/sky-walking/wiki/3.1-supported-list).
 * Explicit-instrumentation, as an [OpenTracing supported tracer](http://opentracing.io/documentation/pages/supported-tracers).
 * Pure Java server implementation, with RESTful Web service.
 * High performance streaming analysis.