diff --git a/scripts/start.sh b/scripts/start.sh
index 388716ab7..6d85e5e3b 100755
--- a/scripts/start.sh
+++ b/scripts/start.sh
@@ -1,5 +1,6 @@
 #!/usr/bin/env bash
 
 # FIXME! do not run build
-lerna exec --scope @ali/lowcode-react-renderer -- npm run build
-lerna exec --scope @ali/lowcode-demo -- npm start
+# lerna exec --scope @ali/lowcode-react-renderer -- npm run build
+# lerna exec --scope @ali/lowcode-demo -- npm start
+lerna exec --scope @ali/gdt-simple-form-sdk -- npm start