diff --git a/app/models/incoming_domain.rb b/app/models/incoming_domain.rb
index 857b39b3e0..07fac926d7 100644
--- a/app/models/incoming_domain.rb
+++ b/app/models/incoming_domain.rb
@@ -1,6 +1,8 @@
 class IncomingDomain < ActiveRecord::Base
   def self.add!(uri)
     name = uri.host
+    return unless name.present?
+
     https = uri.scheme == "https"
     port = uri.port