diff --git a/documentation/docs/06-runtime/02-context.md b/documentation/docs/06-runtime/02-context.md
index b698323a04..4204bcfe6d 100644
--- a/documentation/docs/06-runtime/02-context.md
+++ b/documentation/docs/06-runtime/02-context.md
@@ -94,7 +94,7 @@ interface User {}
 // ---cut---
 import { getContext, setContext } from 'svelte';
 
-let key = {};
+const key = {};
 
 /** @param {User} user */
 export function setUserContext(user) {