diff --git a/README.md b/README.md
index 860d57033..3b8418452 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-![Build Status](https://github.com/hugopl/gtk4.cr/actions/workflows/ci.yml/badge.svg?branch=master)
+![Build Status](https://github.com/hugopl/gtk4.cr/actions/workflows/ci.yml/badge.svg?branch=main)
 
 # GTK4 Crystal Bindings