diff --git a/README.md b/README.md
index 0ca6ac56..ab72573f 100644
--- a/README.md
+++ b/README.md
@@ -13,7 +13,7 @@ A [SQLAlchemy](http://www.sqlalchemy.org/) integration for [Graphene](http://gra
 For instaling graphene, just run this command in your shell
 
 ```bash
-pip install "graphene-sqlalchemy>=2.0"
+pip install "graphene-sqlalchemy>=2.0.dev"
 ```
 
 ## Examples