Update README.md

README.md

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 # Remix
 
 [![Join the chat at https://gitter.im/ethereum/remix](https://badges.gitter.im/ethereum/remix.svg)](https://gitter.im/ethereum/remix?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
-[![CircleCI](https://circleci.com/gh/ethereum/remix.svg?style=svg)](https://circleci.com/gh/ethereum/remix)
+[![CircleCI](https://circleci.com/gh/ethereum/remix/tree/master.svg?style=svg)](https://circleci.com/gh/ethereum/remix/tree/master)
 [![Documentation Status](https://readthedocs.org/projects/docs/badge/?version=latest)](https://remix.readthedocs.io/en/latest/)
 
 Ethereum tools for the web.