Sorry, don't take this the wrong way, it's my OCD, not your fault ;)
Of course it is my fault! I always thought it was "peak", thanks for extending my vocabulary. Now I have figure out not only when to use "peek" or "peak", but also have to consider "pique"… :-/
But it's "pique"
In my own tounge it sounds like the norwegian word for male genitals… but I am liberal. I can say "pique":
P I Q U E ! (That's french…?)