uprate

verb (used with object), up·rat·ed, up·rat·ing.

1. to raise in rate, power, size, classification, etc.; upgrade: to uprate a rocket engine.

verb

1. raise the value, rate, or size of, upgrade
2. photog to increase the effective speed of (a film) by underexposing, usually up to two stops, and subsequently overdeveloping (pushing the processing)