4 files changed, 8 insertions, 3 deletions
diff --git a/activemodel/lib/active_model/serializers/json.rb b/activemodel/lib/active_model/serializers/json.rb
index c845440120..4060425725 100644
--- a/activemodel/lib/active_model/serializers/json.rb
+++ b/activemodel/lib/active_model/serializers/json.rb
@@ -2,8 +2,8 @@ require 'active_support/json'
 require 'active_support/core_ext/class/attribute'
 
 module ActiveModel
-  # == Active Model JSON Serializer
   module Serializers
+    # == Active Model JSON Serializer
     module JSON
       extend ActiveSupport::Concern
       include ActiveModel::Serialization
diff --git a/activemodel/lib/active_model/serializers/xml.rb b/activemodel/lib/active_model/serializers/xml.rb
index d61d9d7119..2dc7d00f52 100644
--- a/activemodel/lib/active_model/serializers/xml.rb
+++ b/activemodel/lib/active_model/serializers/xml.rb
@@ -5,12 +5,16 @@ require 'active_support/core_ext/hash/conversions'
 require 'active_support/core_ext/hash/slice'
 
 module ActiveModel
-  # == Active Model XML Serializer
   module Serializers
+    # == Active Model XML Serializer
     module Xml
       extend ActiveSupport::Concern
       include ActiveModel::Serialization
 
+      included do
+        extend ActiveModel::Naming
+      end
+
       class Serializer #:nodoc:
         class Attribute #:nodoc:
           attr_reader :name, :value, :type
diff --git a/activemodel/lib/active_model/validations.rb b/activemodel/lib/active_model/validations.rb
index f38121c175..45d8677fa0 100644
--- a/activemodel/lib/active_model/validations.rb
+++ b/activemodel/lib/active_model/validations.rb
@@ -5,6 +5,7 @@ require 'active_support/core_ext/hash/keys'
 require 'active_support/core_ext/hash/except'
 require 'active_model/errors'
 require 'active_model/validations/callbacks'
+require 'active_model/validator'
 
 module ActiveModel
 
diff --git a/activemodel/lib/active_model/version.rb b/activemodel/lib/active_model/version.rb
index 39ef5d289f..9af3ba8c15 100644
--- a/activemodel/lib/active_model/version.rb
+++ b/activemodel/lib/active_model/version.rb
@@ -2,7 +2,7 @@ module ActiveModel
   module VERSION #:nodoc:
     MAJOR = 3
     MINOR = 2
-    TINY  = 8
+    TINY  = 9
     PRE   = nil
 
     STRING = [MAJOR, MINOR, TINY, PRE].compact.join('.')