diff --git a/manual/website4/package.json b/manual/website4/package.json
index b82ead1d..618238b0 100644
--- a/manual/website4/package.json
+++ b/manual/website4/package.json
@@ -8,7 +8,7 @@
     "@testing-library/user-event": "^7.1.2",
     "react": "^16.12.0",
     "react-dom": "^16.12.0",
-    "react-scripts": "3.3.1"
+    "react-scripts": "3.4.0"
   },
   "scripts": {
     "start": "react-scripts start",