diff --git a/README.md b/README.md
index f038428..45e511d 100644
--- a/README.md
+++ b/README.md
@@ -57,7 +57,7 @@ brew install mongodb-community@3.4
 
 Start the MongoDB server:
 ```sh
-brew services start mongodb/brew/mongodb-community
+brew services start mongodb/brew/mongodb-community@3.4
 ```
 
 Check that the service has started properly: