# Sage 9 External Dependencies Gsap / Scroll Magic

**URL:** https://discourse.roots.io/t/sage-9-external-dependencies-gsap-scroll-magic/10002
**Category:** sage
**Tags:** webpack, sage9
**Created:** 2017-07-15T11:46:19Z
**Posts:** 6
**Showing post:** 6 of 6

## Post 6 by @aitor — 2019-04-10T10:45:53Z

> [@GSAP + webpack with easing effects](https://discourse.roots.io/t/gsap-webpack-with-easing-effects/13699/4):
>
> Just for explain the alias needed. For use GSAP and ScrollMagic together, there is a malfunction with WebPack that I don’t understand completely: Here is an explanation and a fix (don’t work for me): Another fix implies the use of aliases (it works for me): And somebody mention it even in this forum: If I remove GSAP aliases I get this error at yarn build: These dependencies were not found: \* TimelineMax in ./node\_modules/scrollmagic/scrollmagic/uncompressed/plugins/animation.gsap.…

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