Fix coveralls badge
diff --git a/README.md b/README.md
index b68dd22..9b38ea9 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,5 @@
[](https://travis-ci.org/pre-commit/pre-commit-hooks)
-[](https://coveralls.io/r/pre-commit/pre-commit-hooks)
+[](https://coveralls.io/github/pre-commit/pre-commit-hooks?branch=master)
[](https://ci.appveyor.com/project/asottile/pre-commit-hooks/branch/master)
pre-commit-hooks