diff --git a/package-lock.json b/package-lock.json
index 307d08e..f7da192 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -6,7 +6,7 @@
     "": {
       "name": "claude-architect-runtime",
       "dependencies": {
-        "@modelcontextprotocol/sdk": "1.30.0",
+        "@modelcontextprotocol/sdk": "1.31.0",
         "ajv": "8.20.0",
         "zod": "4.4.3"
       },
@@ -482,9 +482,9 @@
       "license": "MIT"
     },
     "node_modules/@modelcontextprotocol/sdk": {
-      "version": "1.30.0",
-      "resolved": "https://registry.npmjs.org/@modelcontextprotocol/sdk/-/sdk-1.30.0.tgz",
-      "integrity": "sha512-xKd8OIzlqNzcqcNumGAa6g+PW2kjD5vrpcKOnfldAUPP3j7lnqMPwlTXQm8gF+UwH72z0lqaRbjr9hqGz0eITA==",
+      "version": "1.31.0",
+      "resolved": "https://registry.npmjs.org/@modelcontextprotocol/sdk/-/sdk-1.31.0.tgz",
+      "integrity": "sha512-UvTMgnNlnIBO/22ob2RcVGDlcvOslQs8T59+FTGdA0L27a39fdGF/EDETNtDVK4DZGpwomlsYpRdA8UXcVL/pw==",
       "license": "MIT",
       "dependencies": {
         "@hono/node-server": "^1.19.9 || ^2.0.5",
diff --git a/package.json b/package.json
index c4dbc07..940a8d0 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,7 @@
     "test:watch": "vitest"
   },
   "dependencies": {
-    "@modelcontextprotocol/sdk": "1.30.0",
+    "@modelcontextprotocol/sdk": "1.31.0",
     "ajv": "8.20.0",
     "zod": "4.4.3"
   },