diff --git a/mono_repo/README.md b/mono_repo/README.md
index deceb66a..a119660b 100644
--- a/mono_repo/README.md
+++ b/mono_repo/README.md
@@ -3,7 +3,8 @@ Manage multiple [Dart packages] within a single repository.
 [![pub package](https://img.shields.io/pub/v/mono_repo.svg)](https://pub.dev/packages/mono_repo)
 [![package publisher](https://img.shields.io/pub/publisher/mono_repo.svg)](https://pub.dev/packages/mono_repo/publisher)
 [![Dart CI](https://github.com/google/mono_repo.dart/actions/workflows/dart.yml/badge.svg)](https://github.com/google/mono_repo.dart/actions/workflows/dart.yml)
-[![Coverage Status](https://coveralls.io/repos/github/google/mono_repo.dart/badge.svg?branch=master)](https://coveralls.io/github/google/mono_repo.dart?branch=master)
+[![Coverage Status](https://coveralls.io/repos/github/google/mono_repo.dart/badge.svg)](https://coveralls.io/github/google/mono_repo.dart)
+[![codecov](https://codecov.io/gh/google/mono_repo.dart/graph/badge.svg?token=KNwhmKCbiV)](https://codecov.io/gh/google/mono_repo.dart)
 
 ## Installation