diff --git a/db/migrate/20150709071731_add_question_id_to_homework.rb b/db/migrate/20150709071731_add_question_id_to_homework.rb
new file mode 100644
index 000000000..d1be59431
--- /dev/null
+++ b/db/migrate/20150709071731_add_question_id_to_homework.rb
@@ -0,0 +1,9 @@
+class AddQuestionIdToHomework < ActiveRecord::Migration
+  def up
+    add_column :homework_detail_programings, :question_id, :integer
+  end
+
+  def down
+    remove_column :homework_detail_programings, :question_id
+  end
+end