diff --git a/sandbox/next-js-app/package.json b/sandbox/next-js-app/package.json
index 883f17a59..31c2f20a9 100644
--- a/sandbox/next-js-app/package.json
+++ b/sandbox/next-js-app/package.json
@@ -14,7 +14,7 @@
     "@types/react": "18.2.55",
     "@types/react-dom": "18.2.19",
     "eslint-config-next": "14.1.0",
-    "next": "14.2.15",
+    "next": "14.2.21",
     "react": "18.2.0",
     "react-dom": "18.2.0",
     "typescript": "5.6.2"