diff --git a/site/package.json b/site/package.json
index b6e3e83cd..266b784fd 100644
--- a/site/package.json
+++ b/site/package.json
@@ -28,7 +28,7 @@
     "dumi": "^2.0.0",
     "f2-touchemulator": "~0.0.1",
     "gh-pages": "^2.1.1",
-    "lil-gui": "^0.20.0",
+    "lil-gui": "0.19.1",
     "stats.js": "^0.17.0"
   },
   "devDependencies": {