diff --git a/package-lock.json b/package-lock.json
index ea040f7..c893427 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
       "version": "0.6.2",
       "license": "MIT",
       "dependencies": {
-        "@modelcontextprotocol/sdk": "^1.22.0",
+        "@modelcontextprotocol/sdk": "^1.24.1",
         "chalk": "^5.6.2",
         "express": "^5.1.0"
       },
@@ -1213,9 +1213,9 @@
       }
     },
     "node_modules/@modelcontextprotocol/sdk": {
-      "version": "1.22.0",
-      "resolved": "https://registry.npmjs.org/@modelcontextprotocol/sdk/-/sdk-1.22.0.tgz",
-      "integrity": "sha512-VUpl106XVTCpDmTBil2ehgJZjhyLY2QZikzF8NvTXtLRF1CvO5iEE2UNZdVIUer35vFOwMKYeUGbjJtvPWan3g==",
+      "version": "1.24.1",
+      "resolved": "https://registry.npmjs.org/@modelcontextprotocol/sdk/-/sdk-1.24.1.tgz",
+      "integrity": "sha512-YTg4v6bKSst8EJM8NXHC3nGm8kgHD08IbIBbognUeLAgGLVgLpYrgQswzLQd4OyTL4l614ejhqsDrV1//t02Qw==",
       "license": "MIT",
       "dependencies": {
         "ajv": "^8.17.1",
@@ -1227,20 +1227,25 @@
         "eventsource-parser": "^3.0.0",
         "express": "^5.0.1",
         "express-rate-limit": "^7.5.0",
+        "jose": "^6.1.1",
         "pkce-challenge": "^5.0.0",
         "raw-body": "^3.0.0",
-        "zod": "^3.23.8",
-        "zod-to-json-schema": "^3.24.1"
+        "zod": "^3.25 || ^4.0",
+        "zod-to-json-schema": "^3.25.0"
       },
       "engines": {
         "node": ">=18"
       },
       "peerDependencies": {
-        "@cfworker/json-schema": "^4.1.1"
+        "@cfworker/json-schema": "^4.1.1",
+        "zod": "^3.25 || ^4.0"
       },
       "peerDependenciesMeta": {
         "@cfworker/json-schema": {
           "optional": true
+        },
+        "zod": {
+          "optional": false
         }
       }
     },
@@ -4793,6 +4798,15 @@
         "url": "https://github.com/chalk/supports-color?sponsor=1"
       }
     },
+    "node_modules/jose": {
+      "version": "6.1.3",
+      "resolved": "https://registry.npmjs.org/jose/-/jose-6.1.3.tgz",
+      "integrity": "sha512-0TpaTfihd4QMNwrz/ob2Bp7X04yuxJkjRGi4aKmOqwhov54i6u79oCv7T+C7lo70MKH6BesI3vscD1yb/yzKXQ==",
+      "license": "MIT",
+      "funding": {
+        "url": "https://github.com/sponsors/panva"
+      }
+    },
     "node_modules/js-tokens": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/js-tokens/-/js-tokens-4.0.0.tgz",
@@ -6859,12 +6873,12 @@
       }
     },
     "node_modules/zod-to-json-schema": {
-      "version": "3.24.6",
-      "resolved": "https://registry.npmjs.org/zod-to-json-schema/-/zod-to-json-schema-3.24.6.tgz",
-      "integrity": "sha512-h/z3PKvcTcTetyjl1fkj79MHNEjm+HpD6NXheWjzOekY7kV+lwDYnHw+ivHkijnCSMz1yJaWBD9vu/Fcmk+vEg==",
+      "version": "3.25.0",
+      "resolved": "https://registry.npmjs.org/zod-to-json-schema/-/zod-to-json-schema-3.25.0.tgz",
+      "integrity": "sha512-HvWtU2UG41LALjajJrML6uQejQhNJx+JBO9IflpSja4R03iNWfKXrj6W2h7ljuLyc1nKS+9yDyL/9tD1U/yBnQ==",
       "license": "ISC",
       "peerDependencies": {
-        "zod": "^3.24.1"
+        "zod": "^3.25 || ^4"
       }
     }
   }
diff --git a/package.json b/package.json
index 73870eb..a039bcc 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "test:coverage": "jest --coverage"
   },
   "dependencies": {
-    "@modelcontextprotocol/sdk": "^1.22.0",
+    "@modelcontextprotocol/sdk": "^1.24.1",
     "chalk": "^5.6.2",
     "express": "^5.1.0"
   },