diff --git a/package-lock.json b/package-lock.json
index 58dc1f61c..56820bab3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,7 +14,7 @@
       "devDependencies": {
         "@eslint/js": "^9.35.0",
         "@google/genai": "^1.37.0",
-        "@modelcontextprotocol/sdk": "1.26.0",
+        "@modelcontextprotocol/sdk": "1.27.1",
         "@rollup/plugin-commonjs": "^29.0.0",
         "@rollup/plugin-json": "^6.1.0",
         "@rollup/plugin-node-resolve": "^16.0.3",
@@ -550,9 +550,9 @@
       "license": "MIT"
     },
     "node_modules/@modelcontextprotocol/sdk": {
-      "version": "1.26.0",
-      "resolved": "https://registry.npmjs.org/@modelcontextprotocol/sdk/-/sdk-1.26.0.tgz",
-      "integrity": "sha512-Y5RmPncpiDtTXDbLKswIJzTqu2hyBKxTNsgKqKclDbhIgg1wgtf1fRuvxgTnRfcnxtvvgbIEcqUOzZrJ6iSReg==",
+      "version": "1.27.1",
+      "resolved": "https://registry.npmjs.org/@modelcontextprotocol/sdk/-/sdk-1.27.1.tgz",
+      "integrity": "sha512-sr6GbP+4edBwFndLbM60gf07z0FQ79gaExpnsjMGePXqFcSSb7t6iscpjk9DhFhwd+mTEQrzNafGP8/iGGFYaA==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
diff --git a/package.json b/package.json
index 447e0e1ad..3b14df8eb 100644
--- a/package.json
+++ b/package.json
@@ -43,7 +43,7 @@
   "devDependencies": {
     "@eslint/js": "^9.35.0",
     "@google/genai": "^1.37.0",
-    "@modelcontextprotocol/sdk": "1.26.0",
+    "@modelcontextprotocol/sdk": "1.27.1",
     "@rollup/plugin-commonjs": "^29.0.0",
     "@rollup/plugin-json": "^6.1.0",
     "@rollup/plugin-node-resolve": "^16.0.3",