diff --git a/activerecord/lib/active_record/associations/collection_proxy.rb b/activerecord/lib/active_record/associations/collection_proxy.rb
index 404a7c02baab5ed999ee208cfb965cfe9bcf0583..f0b75306e959e948f2831659ece3e9a9a6a6c692 100644
--- a/activerecord/lib/active_record/associations/collection_proxy.rb
+++ b/activerecord/lib/active_record/associations/collection_proxy.rb
@@ -373,7 +373,7 @@ def create!(attributes = {}, &block)
       #   person.pets
       #   # => [#<Pet id: 1, name: "Gorby", group: "cats", person_id: 1>]
       #
-      #   other_pets = [Pet.new(name: 'Puff', group: 'celebrities']
+      #   other_pets = [Pet.new(name: 'Puff', group: 'celebrities')]
       #
       #   person.pets.replace(other_pets)
       #