diff --git a/README.md b/README.md
index cec5c4bb..41e743f7 100644
--- a/README.md
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@@ -1,7 +1,7 @@
-[![build status](https://img.shields.io/travis/indexzero/http-server.svg)](https://travis-ci.org/indexzero/http-server)
-[![dependencies status](https://img.shields.io/david/indexzero/http-server.svg)](https://david-dm.org/indexzero/http-server)
-[![npm](https://img.shields.io/npm/v/http-server.svg)](https://www.npmjs.com/package/http-server)
-[![license](https://img.shields.io/github/license/indexzero/http-server.svg)](https://github.com/indexzero/http-server)
+[![build status](https://img.shields.io/travis/indexzero/http-server.svg?style=flat-square)](https://travis-ci.org/indexzero/http-server)
+[![dependencies status](https://img.shields.io/david/indexzero/http-server.svg?style=flat-square)](https://david-dm.org/indexzero/http-server)
+[![npm](https://img.shields.io/npm/v/http-server.svg?style=flat-square)](https://www.npmjs.com/package/http-server)
+[![license](https://img.shields.io/github/license/indexzero/http-server.svg?style=flat-square)](https://github.com/indexzero/http-server)
 
 # http-server: a command-line http server