8 files changed, 23 insertions, 9 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md
index 4d0c1a4178..879c4a87cf 100644
--- a/activerecord/CHANGELOG.md
+++ b/activerecord/CHANGELOG.md
@@ -1,3 +1,7 @@
+*   Made ActiveRecord consistently use `ActiveRecord::Type` (not `ActiveModel::Type`)
+
+    *Iain Beeston*
+
 *   Serialize JSON attribute value `nil` as SQL `NULL`, not JSON `null`
 
     *Trung Duc Tran*
diff --git a/activerecord/lib/active_record/attribute_methods/query.rb b/activerecord/lib/active_record/attribute_methods/query.rb
index 10498f4322..05f0e974b6 100644
--- a/activerecord/lib/active_record/attribute_methods/query.rb
+++ b/activerecord/lib/active_record/attribute_methods/query.rb
@@ -19,7 +19,7 @@ module ActiveRecord
             if Numeric === value || value !~ /[^0-9]/
               !value.to_i.zero?
             else
-              return false if ActiveModel::Type::Boolean::FALSE_VALUES.include?(value)
+              return false if ActiveRecord::Type::Boolean::FALSE_VALUES.include?(value)
               !value.blank?
             end
           elsif value.respond_to?(:zero?)
diff --git a/activerecord/lib/active_record/type.rb b/activerecord/lib/active_record/type.rb
index 0b48d2186a..84373dddf2 100644
--- a/activerecord/lib/active_record/type.rb
+++ b/activerecord/lib/active_record/type.rb
@@ -1,4 +1,6 @@
 require "active_model/type"
+require "active_record/type/helpers"
+require "active_record/type/value"
 
 require "active_record/type/internal/abstract_json"
 require "active_record/type/internal/timezone"
@@ -48,7 +50,6 @@ module ActiveRecord
       end
     end
 
-    Helpers = ActiveModel::Type::Helpers
     BigInteger = ActiveModel::Type::BigInteger
     Binary = ActiveModel::Type::Binary
     Boolean = ActiveModel::Type::Boolean
@@ -59,7 +60,6 @@ module ActiveRecord
     String = ActiveModel::Type::String
     Text = ActiveModel::Type::Text
     UnsignedInteger = ActiveModel::Type::UnsignedInteger
-    Value = ActiveModel::Type::Value
 
     register(:big_integer, Type::BigInteger, override: false)
     register(:binary, Type::Binary, override: false)
diff --git a/activerecord/lib/active_record/type/helpers.rb b/activerecord/lib/active_record/type/helpers.rb
new file mode 100644
index 0000000000..a32ccd4bc3
--- /dev/null
+++ b/activerecord/lib/active_record/type/helpers.rb
@@ -0,0 +1,5 @@
+module ActiveRecord
+  module Type
+    Helpers = ActiveModel::Type::Helpers
+  end
+end
diff --git a/activerecord/lib/active_record/type/internal/abstract_json.rb b/activerecord/lib/active_record/type/internal/abstract_json.rb
index e19c5a14da..67028546e4 100644
--- a/activerecord/lib/active_record/type/internal/abstract_json.rb
+++ b/activerecord/lib/active_record/type/internal/abstract_json.rb
@@ -1,8 +1,8 @@
 module ActiveRecord
   module Type
     module Internal # :nodoc:
-      class AbstractJson < ActiveModel::Type::Value # :nodoc:
-        include ActiveModel::Type::Helpers::Mutable
+      class AbstractJson < Type::Value # :nodoc:
+        include Type::Helpers::Mutable
 
         def type
           :json
diff --git a/activerecord/lib/active_record/type/serialized.rb b/activerecord/lib/active_record/type/serialized.rb
index ac9134bfcb..ca12c83b1a 100644
--- a/activerecord/lib/active_record/type/serialized.rb
+++ b/activerecord/lib/active_record/type/serialized.rb
@@ -1,7 +1,7 @@
 module ActiveRecord
   module Type
-    class Serialized < DelegateClass(ActiveModel::Type::Value) # :nodoc:
-      include ActiveModel::Type::Helpers::Mutable
+    class Serialized < DelegateClass(Type::Value) # :nodoc:
+      include Type::Helpers::Mutable
 
       attr_reader :subtype, :coder
 
diff --git a/activerecord/lib/active_record/type/value.rb b/activerecord/lib/active_record/type/value.rb
new file mode 100644
index 0000000000..89ef29106b
--- /dev/null
+++ b/activerecord/lib/active_record/type/value.rb
@@ -0,0 +1,5 @@
+module ActiveRecord
+  module Type
+    class Value < ActiveModel::Type::Value; end
+  end
+end
diff --git a/activerecord/test/cases/serialized_attribute_test.rb b/activerecord/test/cases/serialized_attribute_test.rb
index bebd856faf..8e9514de7c 100644
--- a/activerecord/test/cases/serialized_attribute_test.rb
+++ b/activerecord/test/cases/serialized_attribute_test.rb
@@ -313,8 +313,8 @@ class SerializedAttributeTest < ActiveRecord::TestCase
       return if value.nil?
       value.gsub(" encoded", "")
     end
-    type = Class.new(ActiveModel::Type::Value) do
-      include ActiveModel::Type::Helpers::Mutable
+    type = Class.new(ActiveRecord::Type::Value) do
+      include ActiveRecord::Type::Helpers::Mutable
 
       def serialize(value)
         return if value.nil?