diff --git a/README.md b/README.md
index 114d1a1..e756adb 100644
--- a/README.md
+++ b/README.md
@@ -23,7 +23,7 @@ $ ./deploy.sh services SINGLE_SERVICE  # deploy SINGLE_SERVICE Docker service on
 ```
 
 `SINGLE_SERVICE` should match one of the filenames in
-`roles/docker/tasks/services/`, but without the `.yml` extension.
+`roles/docker/tasks/services/**/*`, but without the `.yml` extension.
 
 ## Testing