diff --git a/apps/grok-spiral/package.json b/apps/grok-spiral/package.json
index 4cf91c71..d1c42ae4 100644
--- a/apps/grok-spiral/package.json
+++ b/apps/grok-spiral/package.json
@@ -16,7 +16,7 @@
   "dependencies": {
     "@repo/ui": "workspace:*",
     "ground-codes": "workspace:*",
-    "next": "15.5.18",
+    "next": "15.5.21",
     "react": "^19.0.0",
     "react-dom": "^19.0.0"
   },