diff --git a/1-js/07-object-properties/01-property-descriptors/article.md b/1-js/07-object-properties/01-property-descriptors/article.md
index e894f066..3593bffa 100644
--- a/1-js/07-object-properties/01-property-descriptors/article.md
+++ b/1-js/07-object-properties/01-property-descriptors/article.md
@@ -66,7 +66,7 @@ Object.defineProperty(obj, propertyName, descriptor)
 : The object and its property to apply the descriptor.
 
 `descriptor`
-: Property descriptor to apply.
+: Property descriptor object to apply.
 
 If the property exists, `defineProperty` updates its flags. Otherwise, it creates the property with the given value and flags; in that case, if a flag is not supplied, it is assumed `false`.