diff --git a/spec/support/models.rb b/spec/support/models.rb
index 58d632c..58daa0f 100755
--- a/spec/support/models.rb
+++ b/spec/support/models.rb
@@ -5,6 +5,12 @@ class VectorModel < ActiveRecord::Base
   pg_search fields: %i[vector_models.id vector_models.name vector_models.value], cache: :search_cache
 end
 
+class VectorModelWithTwoDefaultColumns < ActiveRecord::Base
+  self.table_name = :vector_models
+  include PgSearchable
+  pg_search fields: %i[vector_models.id vector_models.name vector_models.value], default_fields: %i[vector_models.name vector_models.value], cache: :search_cache
+end
+
 class VectorModelWithMappings < ActiveRecord::Base
   self.table_name = :vector_models
   include PgSearchable