app/models/s3_relay/upload.rb in s3_relay-0.5.1 vs app/models/s3_relay/upload.rb in s3_relay-0.6.0

@@ -1,8 +1,8 @@
 module S3Relay
   class Upload < ActiveRecord::Base
 
-    belongs_to :parent, polymorphic: true
+    belongs_to :parent, polymorphic: true, optional: true
 
     validates :uuid,         presence: true, uniqueness: true
     validates :upload_type,  presence: true
     validates :filename,     presence: true
     validates :content_type, presence: true