diff --git a/README.md b/README.md
index 2ff11c6..fa8c188 100644
--- a/README.md
+++ b/README.md
@@ -3,6 +3,6 @@
 
 I started this project to learn pixi.js and game development on a web platform.
 
-Stack: Vue3 / TS / Vite / Pixi.JS
+Stack: Vue3 / TS / Vite / Pixi.JS / GSAP
 
 You can try it: [here](https://pancakephilarmonych.github.io/merge-game/)