Are our eyes deceiving us or is our favorite blond pop star switching over to the dark side? Taylor Swift’s recent Instagram pictures suggest she is going brunette, but it’s hard to tell if the darkness in her hair is just a result of the lighting or if she’s gradually dying it—perhaps back and forth. After doing some serious Insta-stalking, we’re still stumped. Here are 5 pictures that just don’t add up:

Take a look at her dark, chocolaty hair in this picture she posted just a few hours ago:

A photo posted by Taylor Swift (@taylorswift) on Dec 3, 2015 at 1:56am PST

Definitely brunette, yes? But yesterday her hair still appeared to have some lightness around her face. Hmm…

Making friends on Hamilton Island

A photo posted by Taylor Swift (@taylorswift) on Dec 2, 2015 at 4:41am PST

Then two days ago her hair went darker on us again. We can’t keep up, Tay!

Swift family road trip! South Island, NZ

A photo posted by Taylor Swift (@taylorswift) on Nov 30, 2015 at 1:43pm PST

If you need a reminder of what her blonder days looked like, here’s a concert picture from 3 weeks ago…

All happy cause I got a new dress and also because Shanghai crowds are insane.

A photo posted by Taylor Swift (@taylorswift) on Nov 11, 2015 at 6:12am PST

…but this was also taken three weeks ago, so it’s official—we give up:

Are we in the clear yet? Good.

A photo posted by Taylor Swift (@taylorswift) on Nov 8, 2015 at 2:51pm PST

More Taylor Swift: