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-rw-r--r--app/models/import.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/app/models/import.rb b/app/models/import.rb
index c932ecdd9..da8244810 100644
--- a/app/models/import.rb
+++ b/app/models/import.rb
@@ -3,7 +3,7 @@ class Import < ActiveRecord::Base
belongs_to :workbench
belongs_to :referential
- belongs_to :parent, class_name: to_s
+ belongs_to :parent, polymorphic: true
extend Enumerize
enumerize :status, in: %i(new pending successful failed running aborted canceled)