diff --git a/README.md b/README.md
index 8e9385a..f6a9fdd 100644
--- a/README.md
+++ b/README.md
@@ -13,7 +13,7 @@ $ pip install cat-python
 ## Installation from source
 
 ```console
-$ pip install git+https://github.com/brickmanlab/CAT.git@main
+$ pip install git+https://github.com/brickmanlab/CAT.git@master
 ```
 
 ## Running CAT