fix bug
fix bug

Signed-off-by: Eiji Hachiya <340008c5711c82ce20f0fa9aa1c2c0c0273131c0@gmail.com>

hachi-eiji/sandbox-todo-app,hachi-eiji/sandbox-todo-app,hachi-eiji/sandbox-todo-app,hachi-eiji/sandbox-todo-app,hachi-eiji/sandbox-todo-app