diff --git a/aio/content/tutorial/toh-pt5.md b/aio/content/tutorial/toh-pt5.md
index 3cc9ff104b..5559913742 100644
--- a/aio/content/tutorial/toh-pt5.md
+++ b/aio/content/tutorial/toh-pt5.md
@@ -406,7 +406,7 @@ The `paramMap` is a dictionary of route parameter values extracted from the URL.
 The `"id"` key returns the `id` of the hero to fetch.
 
 Route parameters are always strings.
-The JavaScript (+) operator converts the string to a number,
+The JavaScript `Number` function converts the string to a number,
 which is what a hero `id` should be.
 
 The browser refreshes and the application crashes with a compiler error.