diff --git a/spec/factories/nameserver.rb b/spec/factories/nameserver.rb
index edae45597..ee0a7f987 100644
--- a/spec/factories/nameserver.rb
+++ b/spec/factories/nameserver.rb
@@ -2,5 +2,6 @@ FactoryBot.define do
   factory :nameserver do
     sequence(:hostname) { |n| "ns.test#{n}.ee" }
     ipv4 '192.168.1.1'
+    domain
   end
 end