2 files changed, 3 insertions, 3 deletions
diff --git a/activemodel/lib/active_model/attribute_methods.rb b/activemodel/lib/active_model/attribute_methods.rb
index 30f51e041f..16fcf14009 100644
--- a/activemodel/lib/active_model/attribute_methods.rb
+++ b/activemodel/lib/active_model/attribute_methods.rb
@@ -260,7 +260,7 @@ module ActiveModel
       end
 
       protected
-        def instance_method_already_implemented?(method_name)
+        def instance_method_already_implemented?(method_name) #:nodoc:
           generated_attribute_methods.method_defined?(method_name)
         end
 
@@ -316,7 +316,7 @@ module ActiveModel
           RUBY
         end
 
-        class AttributeMethodMatcher
+        class AttributeMethodMatcher #:nodoc:
           attr_reader :prefix, :suffix, :method_missing_target
 
           AttributeMethodMatch = Struct.new(:target, :attr_name, :method_name)
diff --git a/activemodel/test/cases/serializers/xml_serialization_test.rb b/activemodel/test/cases/serializers/xml_serialization_test.rb
index 7eb48abc3c..a93323a3a8 100644
--- a/activemodel/test/cases/serializers/xml_serialization_test.rb
+++ b/activemodel/test/cases/serializers/xml_serialization_test.rb
@@ -104,7 +104,7 @@ class XmlSerializationTest < ActiveModel::TestCase
     assert_match %r{<createdAt},     @xml
   end
 
-  test "should use serialiable hash" do
+  test "should use serializable hash" do
     @contact = SerializableContact.new
     @contact.name = 'aaron stack'
     @contact.age = 25