diff --git a/package.json b/package.json
index b4e2f17..93d1a6a 100644
--- a/package.json
+++ b/package.json
@@ -28,8 +28,8 @@
     "check": "tsc -p tsconfig.json && node scripts/build.mjs && vitest run"
   },
   "devDependencies": {
-    "@modelcontextprotocol/server": "2.1.0",
-    "@types/node": "24.19.1",
+    "@modelcontextprotocol/server": "2.2.0",
+    "@types/node": "26.6.3",
     "esbuild": "0.28.2",
     "fast-check": "4.10.2",
     "typescript": "7.0.2",
diff --git a/yarn.lock b/yarn.lock
index 35caa24..2a8afc9 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -220,22 +220,22 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@modelcontextprotocol/core@npm:2.1.0":
-  version: 2.1.0
-  resolution: "@modelcontextprotocol/core@npm:2.1.0"
+"@modelcontextprotocol/core@npm:2.2.0":
+  version: 2.2.0
+  resolution: "@modelcontextprotocol/core@npm:2.2.0"
   dependencies:
     zod: "npm:^4.2.0"
-  checksum: 10c0/a349dd0ebd64b093008c8d4d93c2852222c090126a3ba18f071756fdef0bd872dbf43b09ae21bebc599a16d40acec8a906fa97ba5409787806d8633decce2c61
+  checksum: 10c0/215fd548dc860f5ba5f7b098cfa47393946ae7e88a2dbe25d51f58dc5172dbd8d91f28141a8b9c200a46af779687490abbfc99722dad644e965acf9713cf02f6
   languageName: node
   linkType: hard
 
-"@modelcontextprotocol/server@npm:2.1.0":
-  version: 2.1.0
-  resolution: "@modelcontextprotocol/server@npm:2.1.0"
+"@modelcontextprotocol/server@npm:2.2.0":
+  version: 2.2.0
+  resolution: "@modelcontextprotocol/server@npm:2.2.0"
   dependencies:
-    "@modelcontextprotocol/core": "npm:2.1.0"
+    "@modelcontextprotocol/core": "npm:2.2.0"
     zod: "npm:^4.2.0"
-  checksum: 10c0/69572e99b859782018aa394520fcb62d22f3854ca9cb8d5fef14a9b23c7177cc041d91a8f8c3f7a529b5916416f439e644e88258a135a880d2b9b1daf1a56b1e
+  checksum: 10c0/d0cb93371321f4032e94f783ebe2ab7afab6fb5769a7e425d965b9b361f855d3227e7cc95e24f13403a95f6824fb96b54a537087ab5a511ac248d014dac71d1b
   languageName: node
   linkType: hard
 
@@ -382,12 +382,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/node@npm:24.19.1":
-  version: 24.19.1
-  resolution: "@types/node@npm:24.19.1"
+"@types/node@npm:26.6.3":
+  version: 26.6.3
+  resolution: "@types/node@npm:26.6.3"
   dependencies:
-    undici-types: "npm:>=7.24.0 <7.24.7"
-  checksum: 10c0/789822cc68a0e0b632fd0a9fa53411e33541f03c18dc19942ed38161c369bf0b013917b4c6c760688bd2d09d940c827a601add118dfa04fe35a285535b2a8596
+    undici-types: "npm:~8.9.0"
+  checksum: 10c0/51070287167d157d246a5ad83e6ead93aa310bbd9cc880ecd1f244a00c2a31491620f997fbbb6ba4ce164388694827999ec68c1d16c3fb64c1037056e64613c7
   languageName: node
   linkType: hard
 
@@ -763,8 +763,8 @@ __metadata:
   version: 0.0.0-use.local
   resolution: "go-tokenless@workspace:."
   dependencies:
-    "@modelcontextprotocol/server": "npm:2.1.0"
-    "@types/node": "npm:24.19.1"
+    "@modelcontextprotocol/server": "npm:2.2.0"
+    "@types/node": "npm:26.6.3"
     esbuild: "npm:0.28.2"
     fast-check: "npm:4.10.2"
     typescript: "npm:7.0.2"
@@ -1282,10 +1282,10 @@ __metadata:
   languageName: node
   linkType: hard
 
-"undici-types@npm:>=7.24.0 <7.24.7":
-  version: 7.24.6
-  resolution: "undici-types@npm:7.24.6"
-  checksum: 10c0/d9cd8befb643ac904615c280a095ba4240531f6bb4a5e75a22a7483630ca8d3f1016d2ab6ace6ceda1f63b3a2db2fe037fafe121d6917a0187573aa548ff78ca
+"undici-types@npm:~8.9.0":
+  version: 8.9.0
+  resolution: "undici-types@npm:8.9.0"
+  checksum: 10c0/51c712c20c087368f62c6fc0f2bc49fa76bfe5dec28ff01584bb677ff29b0622569783c02d43e151143808c48c0503f804093bd2c491b10f2a830138034cb451
   languageName: node
   linkType: hard