diff --git a/app/models/property.rb b/app/models/property.rb
index bde2d34..8569a8e 100644
--- a/app/models/property.rb
+++ b/app/models/property.rb
@@ -11,7 +11,7 @@ class Property
   field :property_number
   field :can_be_hired, type: Boolean, default: true
   field :purchase_date, type: DateTime
-  field :owners, type: Array
+  field :owners, type: Array, :default => []
   field :other_owner
   field :owner_email
   field :owner_phone