It depends. How much time has passed since the orig order? google your states child support guidelines. If there is a parenting time discount then you can ask for more parenting time which my offset any increase but be careful how you approach it. If there is no parenting time discount then she might be awarded more support. Also if she is awarded the increase you do not have to pay anything outside of child support and what the order tells you to pay.
How much under guidelines are you paying?