diff --git a/README.md b/README.md
index b305f1b..4b75b67 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,5 @@
 [![Build Status,](https://img.shields.io/travis/jsmaniac/typed-map/master.svg)](https://travis-ci.org/jsmaniac/typed-map)
-[![Coverage Status,](https://img.shields.io/coveralls/jsmaniac/typed-map/master.svg)](https://coveralls.io/github/jsmaniac/typed-map)
+[![Coverage Status,](https://img.shields.io/codecov/c/github/jsmaniac/typed-map/master.svg)](https://codecov.io/gh/jsmaniac/typed-map)
 [![Build Stats,](https://img.shields.io/badge/build-stats-blue.svg)](http://jsmaniac.github.io/travis-stats/#jsmaniac/typed-map)
 [![Online Documentation,](https://img.shields.io/badge/docs-online-blue.svg)](http://docs.racket-lang.org/typed-map/)
 [![Maintained as of 2017,](https://img.shields.io/maintenance/yes/2017.svg)](https://github.com/jsmaniac/typed-map/issues)