diff --git a/package.json b/package.json
index 6f326fb52c..d1efc5f26d 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
     "build:react-client": "cd libs/react-client && pnpm run build",
     "build:copilot": "cd libs/copilot && pnpm run build",
     "build:frontend": "cd frontend && pnpm run build",
-    "build:ui": "pnpm run --sequential \"/^build:(react-client|copilot|frontend)$/\""
+    "build:ui": "pnpm run --sequential \"/^build:\\(react-client|copilot|frontend\\)$/\""
   },
   "pnpm": {
     "overrides": {