diff --git a/README.md b/README.md
index 0c9c2a4..2e426bf 100644
--- a/README.md
+++ b/README.md
@@ -39,9 +39,9 @@ when starting sup. This will change in the future. Sup uses the
 [toml](https://github.com/toml-lang/toml) format to describe each application
 to supervise.
 
-### `[[App]]`
+### `[[app]]`
 
-Each application instance to monitor will have an `[[App]]` section. The apps
+Each application instance to monitor will have an `[[app]]` section. The apps
 will be started in the order as read from the file.
 
 #### Required Entries