Dynamically Change the Velocity of a Projectile Movement Component

You can do the same with velocity. Also, consider keeping the projectile speed inside the projectile and only pipe in player’s current speed / velocity, as in:

This way you do not need to hardcode projectile velocity outside the actors who care about it the most. It may be irrelevant if it’s a single value but if you have a blaster that can take different type of ammo, each having different speeds, it’s more natural this way.