diff --git a/web/package-lock.json b/web/package-lock.json
index 647c89e..ec760d8 100644
--- a/web/package-lock.json
+++ b/web/package-lock.json
@@ -40,7 +40,7 @@
         "ethers": "^6.16.0",
         "geist": "^1.7.0",
         "lucide-react": "^0.577.0",
-        "mppx": "^0.4.7",
+        "mppx": "^0.4.11",
         "next": "16.2",
         "next-auth": "^4.24.5",
         "next-themes": "^0.4.6",
@@ -82,6 +82,9 @@
         "prisma": "5.22.0",
         "tailwindcss": "^3.4",
         "typescript": "5.9.3"
+      },
+      "engines": {
+        "node": ">=20"
       }
     },
     "node_modules/@account-abstraction/contracts": {
@@ -21089,9 +21092,9 @@
       }
     },
     "node_modules/mppx": {
-      "version": "0.4.7",
-      "resolved": "https://registry.npmjs.org/mppx/-/mppx-0.4.7.tgz",
-      "integrity": "sha512-urfpeTjm8SBmUaciqrDRPY0DgD2+3RTAITRenQrHf9fgDEakQ/ccc715seuecU57WUwZx0Tw5ia0M4IfOz1O/w==",
+      "version": "0.4.11",
+      "resolved": "https://registry.npmjs.org/mppx/-/mppx-0.4.11.tgz",
+      "integrity": "sha512-IjXz5HYqBfwyaDZrtJaMpdROBJBdEPxeSx8yVnaIEagYpsAVqrfvdmKInhitsvkM8kHGYLWjGZFnrbIFJTQ90A==",
       "license": "MIT",
       "dependencies": {
         "@remix-run/fetch-proxy": "^0.7.1",
@@ -21109,7 +21112,7 @@
         "elysia": ">=1",
         "express": ">=5",
         "hono": ">=4",
-        "viem": ">=2.46.2"
+        "viem": ">=2.47.5"
       },
       "peerDependenciesMeta": {
         "@modelcontextprotocol/sdk": {
diff --git a/web/package.json b/web/package.json
index 240869e..97bea66 100644
--- a/web/package.json
+++ b/web/package.json
@@ -45,7 +45,7 @@
     "ethers": "^6.16.0",
     "geist": "^1.7.0",
     "lucide-react": "^0.577.0",
-    "mppx": "^0.4.7",
+    "mppx": "^0.4.11",
     "next": "16.2",
     "next-auth": "^4.24.5",
     "next-themes": "^0.4.6",