diff --git a/README.md b/README.md
index 739c823..03dc6fa 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@
 If you want to build the machineconfiguration for machine <name>
 run
 ```
-nix build .#nixosConfiguration.<name>
+nix build .#nixosConfiguration.<name>.config.system.build.toplevel
 ```
 
 ### On the machine