diff --git a/activemodel/examples/validations.rb b/activemodel/examples/validations.rb
index 2c5cc11f49..c94cd17e18 100644
--- a/activemodel/examples/validations.rb
+++ b/activemodel/examples/validations.rb
@@ -25,5 +25,5 @@ person1 = Person.new
 p person1.valid? # => false
 p person1.errors.messages # => {:name=>["can't be blank"]}
 
-person2 = Person.new(:name => "matz")
+person2 = Person.new(name: 'matz')
 p person2.valid? # => true