diff --git a/app/controllers/api/v1/webhooks/social_inbox_controller.rb b/app/controllers/api/v1/webhooks/social_inbox_controller.rb
index 23bd749d..3de32104 100644
--- a/app/controllers/api/v1/webhooks/social_inbox_controller.rb
+++ b/app/controllers/api/v1/webhooks/social_inbox_controller.rb
@@ -96,7 +96,7 @@ module Api
             when Hash then original_activity.dig(:object, :id)
             end
         ensure
-          raise ActiveRecord::RecordNotFound, 'object id missing' unless @object_uri
+          raise ActiveRecord::RecordNotFound, 'object id missing' if @object_uri.blank?
         end
 
         # Atajo a la instancia