diff --git a/README.md b/README.md
index 966559dc..c7e4fe72 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@
 [![PRs Welcome](https://img.shields.io/badge/PRs-welcome-brightgreen.svg)](https://github.com/moscajs/aedes/pulls)\
 [![Total alerts](https://img.shields.io/lgtm/alerts/g/moscajs/aedes.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/moscajs/aedes/alerts/)
 [![Language grade: JavaScript](https://img.shields.io/lgtm/grade/javascript/g/moscajs/aedes.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/moscajs/aedes/context:javascript)
-[![Coverage Status](https://coveralls.io/repos/moscajs/aedes/badge.svg?branch=master&service=github)](https://coveralls.io/github/moscajs/aedes?branch=master)
+[![Coverage Status](https://coveralls.io/repos/moscajs/aedes/badge.svg?branch=main&service=github)](https://coveralls.io/github/moscajs/aedes?branch=main)
 [![Known Vulnerabilities](https://snyk.io/test/github/moscajs/aedes/badge.svg)](https://snyk.io/test/github/moscajs/aedes)\
 [![Dependencies Status](https://david-dm.org/moscajs/aedes/status.svg)](https://david-dm.org/moscajs/aedes)
 [![devDependencies Status](https://david-dm.org/moscajs/aedes/dev-status.svg)](https://david-dm.org/moscajs/aedes?type=dev)\