diff --git a/app/models/attachment.rb b/app/models/attachment.rb
index e3c55242f..ae28e7d52 100644
--- a/app/models/attachment.rb
+++ b/app/models/attachment.rb
@@ -4,7 +4,7 @@ class Attachment < ApplicationRecord
   include Publishable
   include Lockable
 
-  belongs_to :container, polymorphic: true, touch: true, optional: true
+  belongs_to :container, polymorphic: true, optional: true
   belongs_to :author, class_name: "User", foreign_key: :author_id
   belongs_to :course, foreign_key: :container_id, optional: true
   has_many :attachment_group_settings, :dependent => :destroy