diff --git a/lib/tasks/legal_doc.rake b/lib/tasks/legal_doc.rake
index 26a648ef2..8e737215a 100644
--- a/lib/tasks/legal_doc.rake
+++ b/lib/tasks/legal_doc.rake
@@ -53,7 +53,7 @@ namespace :legal_doc do
       contact_ids = DomainVersion.where(item_id: orig_legal.documentable_id).distinct.
           pluck("object->>'registrar_id'", "object->>'registrant_id'", "object_changes->>'registrar_id'",
                 "object_changes->>'registrant_id'", "children->>'tech_contacts'", "children->>'admin_contacts'").flatten.uniq
-      contact_ids = contact_ids.map{|id| id.is_a?(Hash) ? id["id"] : id}.compact.uniq
+      contact_ids = contact_ids.map{|id| id.is_a?(Hash) ? id["id"] : id}.flatten.compact.uniq
       LegalDocument.where(documentable_type: "Contact", documentable_id: contact_ids).
           where(checksum: orig_legal.checksum).where.not(path: orig_legal.path).each do |new_legal|
             unless modified.include?(orig_legal.id)