diff --git a/db/migrate/20241202233312_add_private_index_to_collections.rb b/db/migrate/20241202233312_add_private_index_to_collections.rb
new file mode 100644
index 00000000..f416f473
--- /dev/null
+++ b/db/migrate/20241202233312_add_private_index_to_collections.rb
@@ -0,0 +1,7 @@
+class AddPrivateIndexToCollections < ActiveRecord::Migration[8.0]
+  def change
+    add_index :collections, :private, name: 'index_collections_on_private'
+
+    add_index :items, [:collection_id, :private, :updated_at]
+  end
+end