diff --git a/db/migrate/20140131065836_create_socializer_person_places.rb b/db/migrate/20140131065836_create_socializer_person_places.rb
index <HASH>..<HASH> 100644
--- a/db/migrate/20140131065836_create_socializer_person_places.rb
+++ b/db/migrate/20140131065836_create_socializer_person_places.rb
@@ -4,7 +4,7 @@ class CreateSocializerPersonPlaces < ActiveRecord::Migration[7.0]
   def change
     create_table :socializer_person_places do |t|
       t.references :person, null: false
-      t.string   :city_name
+      t.string   :city_name, null: false
       t.boolean  :current, default: false
 
       t.timestamps
add `NOT NULL` to socializer_person_places.city_name - models validates its presence but it's not non-NULL in the database