diff --git a/package.json b/package.json
index 84c3951a..4b41660a 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
     "run-playground": "run-p watch-mesher watch-other-workers watch-playground",
     "run-all": "run-p start run-playground",
     "build-playground": "rsbuild build --config prismarine-viewer/rsbuild.config.ts",
-    "watch-playground": "rsbuild dev --root ./prismarine-viewer"
+    "watch-playground": "rsbuild dev --config prismarine-viewer/rsbuild.config.ts"
   },
   "keywords": [
     "prismarine",