diff --git a/packages/ui/package.json b/packages/ui/package.json
index 6a43577b9..fc1cbbe37 100644
--- a/packages/ui/package.json
+++ b/packages/ui/package.json
@@ -3,6 +3,7 @@
   "version": "1.0.0",
   "private": true,
   "type": "module",
+  "sideEffects": false,
   "main": "src/index.ts",
   "scripts": {
     "lint": "eslint . --concurrency 2",