diff --git a/.github/settings.yml b/.github/settings.yml
index 7076ad3..c33eec6 100644
--- a/.github/settings.yml
+++ b/.github/settings.yml
@@ -6,7 +6,7 @@ repository:
   has_projects: false
   has_wiki: false
   has_downloads: true
-  default_branch: master
+  default_branch: main
   allow_squash_merge: false
   allow_merge_commit: true
   allow_rebase_merge: false
diff --git a/README.md b/README.md
index 1fccbe8..0965310 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # Play socket.io support
 
-[![Build Status](https://travis-ci.org/playframework/play-socket.io.png?branch=master)](https://travis-ci.org/playframework/play-socket.io) [![Latest Release](https://img.shields.io/maven-central/v/com.lightbend.play/play-socket-io_2.12.svg)](https://mvnrepository.com/artifact/com.lightbend.play/play-socket-io_2.12)
+[![Build Status](https://travis-ci.org/playframework/play-socket.io.png?branch=main)](https://travis-ci.org/playframework/play-socket.io) [![Latest Release](https://img.shields.io/maven-central/v/com.lightbend.play/play-socket-io_2.12.svg)](https://mvnrepository.com/artifact/com.lightbend.play/play-socket-io_2.12)
 
 This is the Play backend socket.io support.