Pronunciation of ことばかり


At [5m18s](https://youtu.be/nSqrgTEpHmM?t=318), the speaker says

> 悪い **ことばかり** しています

with pronunciation ことばかり{LHHLL}. Even OJAD agrees with this pronunciation:

> [![enter image description
> here](https://i.stack.imgur.com/uCcUx.png)](https://i.stack.imgur.com/uCcUx.png)

**Question:** I thought こと was Odaka, so shouldn't this be ことばかり{LHLLL}?

