Yes, using a different pesto topping is a great way to vary the flavor and create depth in your pizza. There are many different flavors and options, such as arugula pesto, sun-dried tomato pesto, or roasted red pepper pesto. Parsley pesto is another great variation. Make sure that the pesto you choose pairs well with the toppings on your pizza. So feel free to experiment with different varieties of pesto to create the best pizza toppings combo!