diff --git a/README.md b/README.md
index 62f1b29..7df85c3 100644
--- a/README.md
+++ b/README.md
@@ -16,7 +16,7 @@ The REST API documentation can be found on [developers.intercom.com](https://dev
 
 ```sh
 # install from PyPI
-pip install python-intercom
+pip install python-intercom==4.0.0a1
 ```
 
 ## Usage