Update README.md

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README.md

@@ -1,7 +1,7 @@
 [![License](https://img.shields.io/badge/License-GPL3-blue.svg)](http://www.gnu.org/licenses/gpl-3.0.html)
 [![Format](https://img.shields.io/badge/Format-JSON-blue.svg)](http://www.json.org/json-zh.html)
 [![Python versions](https://img.shields.io/badge/Python-2.7.10-blue.svg)](https://www.python.org)
-[![API](https://img.shields.io/badge/API-RESTful-blue.svg)]
+![API](https://img.shields.io/badge/API-RESTful-blue.svg)
 [![996.icu](https://img.shields.io/badge/Declare-996.icu-orange.svg)](https://github.com/996icu/996.ICU)