diff --git a/db/migrations/001_create_links_table.rb b/db/migrations/001_create_links_table.rb
index 69fa678..67e16fc 100644
--- a/db/migrations/001_create_links_table.rb
+++ b/db/migrations/001_create_links_table.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Sequel.migration do
   change do
     create_table :links do