Wrong diff is shown

There's a line missing in the file fetched from GitHub:

<img width="1440" alt="screen shot 2018-09-06 at 15 29 21" src="https://user-images.githubusercontent.com/22350/45160409-aba4ca00-b1e9-11e8-800b-c5b3cd97931d.png">

<img width="1427" alt="screen shot 2018-09-06 at 15 29 47" src="https://user-images.githubusercontent.com/22350/45160443-c414e480-b1e9-11e8-896f-39b7b0c50f05.png">
