diff --git a/lib/active_model/serializer/adapter/attributes.rb b/lib/active_model/serializer/adapter/attributes.rb
index 4331f579..79cf58dc 100644
--- a/lib/active_model/serializer/adapter/attributes.rb
+++ b/lib/active_model/serializer/adapter/attributes.rb
@@ -10,7 +10,7 @@ module ActiveModel
         def serializable_hash(options = nil)
           options ||= {}
           if serializer.respond_to?(:each)
-            result = serializer.map { |s| Attributes.new(s).serializable_hash(options) }
+            result = serializer.map { |s| Attributes.new(s, instance_options).serializable_hash(options) }
           else
             hash = {}
 
diff --git a/lib/active_model/serializer/adapter/json.rb b/lib/active_model/serializer/adapter/json.rb
index 4e5fd29f..ab81f571 100644
--- a/lib/active_model/serializer/adapter/json.rb
+++ b/lib/active_model/serializer/adapter/json.rb
@@ -7,7 +7,7 @@ module ActiveModel
 
         def serializable_hash(options = nil)
           options ||= {}
-          { root => Attributes.new(serializer).serializable_hash(options) }
+          { root => Attributes.new(serializer, instance_options).serializable_hash(options) }
         end
 
         private