diff --git a/db/migrate/20091220142231_add_index_to_choices.rb b/db/migrate/20091220142231_add_index_to_choices.rb
new file mode 100644
index 0000000..a117d42
--- /dev/null
+++ b/db/migrate/20091220142231_add_index_to_choices.rb
@@ -0,0 +1,9 @@
+class AddIndexToChoices < ActiveRecord::Migration
+  def self.up
+    add_index :choices, [:question_id, :score]
+  end
+
+  def self.down
+    remove_index :choices, [:question_id, :score]
+  end
+end
--
libgit2 0.21.2