Typing in a writable_book does not increment scoreboard useitem score

Typing into a writable_book and clicking done or sign does not increment the useItem stat.

Steps to reproduce:
1) Craft a writable_book

2) /scoreboard objectives add UsedMyBook stat.useItem.minecraft.writable_book

3) /scoreboard objectives setdisplay sidebar UsedMyBook

4) Enter text into writable_book

5) Click either done or sign

No change in scoreboard objective observed