diff --git a/app/controllers/api/v1/webhooks/social_inbox_controller.rb b/app/controllers/api/v1/webhooks/social_inbox_controller.rb
index e6b80c4b..c71c4922 100644
--- a/app/controllers/api/v1/webhooks/social_inbox_controller.rb
+++ b/app/controllers/api/v1/webhooks/social_inbox_controller.rb
@@ -94,7 +94,10 @@ module Api
         #
         # @return [ActivityPub::Object]
         def object
-          @object ||= ActivityPub::Object.type_from(original_object).find_or_initialize_by(uri: object_uri).tap do |o|
+          @object ||= ActivityPub::Object.find_or_initialize_by(uri: object_uri).tap do |o|
+            # XXX: Si el objeto es una actividad, esto siempre va a ser
+            # Generic
+            o.type ||= 'ActivityPub::Object::Generic'
             o.content = original_object if object_embedded?
 
             o.save!