diff --git a/docs/index.md b/docs/index.md
index 090e90b9e..e9bc8ed57 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -13,7 +13,7 @@ Define your app's environment with Docker so it can be reproduced anywhere:
     WORKDIR /code
     CMD python app.py
 
-Define your app's services so they can be run alongside in an isolated environment:
+Define the services that make up your app so they can be run together in an isolated environment:
 
 ```yaml
 web: