diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/object-oriented-programming/iterate-over-all-properties.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/object-oriented-programming/iterate-over-all-properties.md
index a30165e632..75444c7712 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/object-oriented-programming/iterate-over-all-properties.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/object-oriented-programming/iterate-over-all-properties.md
@@ -8,7 +8,7 @@ dashedName: iterate-over-all-properties
 
 # --description--
 
-You have now seen two kinds of properties: <dfn>own properties</dfn> and `prototype` properties. Own properties are defined directly on the object instance itself. And `prototype` properties are defined on the `prototype`.
+You have now seen two kinds of properties: <dfn>own properties</dfn> and `prototype` properties. Own properties are defined directly on the object instance itself. And prototype properties are defined on the `prototype`.
 
 ```js
 function Bird(name) {