Hey there, I have a ScrollTrigger animation with fixed start & end values   const tween = gsap.fromTo(el, { background: 'red' }, { scrollTrigger: { scrub: true, start: 0, end: 500 }, background: 'blue', ease: 'none' }); How can I update the end value on my side? Let's say after after the user opens a modal I need to update the end value to 100. tween.scrollTrigger.end = 100; doesn't work as it is a read-only value.   I