diff --git a/package-lock.json b/package-lock.json
index 1df38d6..d381d0a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -20,7 +20,7 @@
                 "madar": "dist/src/cli/bin.js"
             },
             "devDependencies": {
-                "@types/node": "^25.6.0",
+                "@types/node": "^26.0.0",
                 "@vitest/coverage-v8": "^4.1.5",
                 "ajv": "^8.20.0",
                 "ajv-formats": "^3.0.1",
@@ -480,13 +480,13 @@
             "license": "MIT"
         },
         "node_modules/@types/node": {
-            "version": "25.9.3",
-            "resolved": "https://registry.npmjs.org/@types/node/-/node-25.9.3.tgz",
-            "integrity": "sha512-603BddQMv3pUcr4U2dhujk83N2tTDVr/34wII2B6bJy6g+8WD6yUb11jszNs0gdi4PesVWl7ABt8nYMVpnLUcg==",
+            "version": "26.0.0",
+            "resolved": "https://registry.npmjs.org/@types/node/-/node-26.0.0.tgz",
+            "integrity": "sha512-vf2YFi1iY9lHGwNJMs01biZFbKJkrZR1T6/MlzjhJLPdntOHLhTrDSnSVcdtvjihi4VQNlrFRIxLsDBlQpAipA==",
             "dev": true,
             "license": "MIT",
             "dependencies": {
-                "undici-types": ">=7.24.0 <7.24.7"
+                "undici-types": "~8.3.0"
             }
         },
         "node_modules/@vitest/coverage-v8": {
@@ -1512,9 +1512,9 @@
             }
         },
         "node_modules/undici-types": {
-            "version": "7.24.6",
-            "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-7.24.6.tgz",
-            "integrity": "sha512-WRNW+sJgj5OBN4/0JpHFqtqzhpbnV0GuB+OozA9gCL7a993SmU+1JBZCzLNxYsbMfIeDL+lTsphD5jN5N+n0zg==",
+            "version": "8.3.0",
+            "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-8.3.0.tgz",
+            "integrity": "sha512-j375ScV60dom+YkPFIfTLcOiPxkN/buHz5GobjLhixFuANaNs3C9l4GmrWqejgXWJ7BbJcFYpTEUkS1Ge8bpZQ==",
             "dev": true,
             "license": "MIT"
         },
diff --git a/package.json b/package.json
index 2a5e8b0..d35661c 100644
--- a/package.json
+++ b/package.json
@@ -67,7 +67,7 @@
         "registry:validate": "node .github/scripts/validate-mcp-registry.mjs"
     },
     "devDependencies": {
-        "@types/node": "^25.6.0",
+        "@types/node": "^26.0.0",
         "@vitest/coverage-v8": "^4.1.5",
         "ajv": "^8.20.0",
         "ajv-formats": "^3.0.1",