diff --git a/samples/node/login-auth-code/package.json b/samples/node/login-auth-code/package.json
index aa4e58d..bc7ee84 100644
--- a/samples/node/login-auth-code/package.json
+++ b/samples/node/login-auth-code/package.json
@@ -22,7 +22,7 @@
   "devDependencies": {
     "@types/express": "5.0.6",
     "@types/express-session": "1.19.0",
-    "@types/node": "25.9.3",
+    "@types/node": "26.0.1",
     "@types/supertest": "7.2.0",
     "prettier": "3.8.4",
     "supertest": "7.2.2",
diff --git a/samples/node/login-auth-code/yarn.lock b/samples/node/login-auth-code/yarn.lock
index 7f241dd..62f1925 100644
--- a/samples/node/login-auth-code/yarn.lock
+++ b/samples/node/login-auth-code/yarn.lock
@@ -11,7 +11,7 @@ __metadata:
   dependencies:
     "@types/express": "npm:5.0.6"
     "@types/express-session": "npm:1.19.0"
-    "@types/node": "npm:25.9.3"
+    "@types/node": "npm:26.0.1"
     "@types/supertest": "npm:7.2.0"
     dotenv: "npm:17.4.2"
     express: "npm:5.2.1"
@@ -676,12 +676,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/node@npm:25.9.3":
-  version: 25.9.3
-  resolution: "@types/node@npm:25.9.3"
+"@types/node@npm:26.0.1":
+  version: 26.0.1
+  resolution: "@types/node@npm:26.0.1"
   dependencies:
-    undici-types: "npm:>=7.24.0 <7.24.7"
-  checksum: 10c0/72d3aece9d42c2c641bcd3f3cb2dc2828b4bd384dfcbd910c404b8859a68bd69d50c4769ce7defd4ff5e049768e23e615f09407ea2cbbb5f44b90d75a7c6b8ca
+    undici-types: "npm:~8.3.0"
+  checksum: 10c0/31d204333c70124da6bcac7d1f27d8980149fe3f95a8419bfcd19c3e5823705c0e370d71ac34399352e1263b2d5fc41c87af964ec81e5a05a32224d65d8d224e
   languageName: node
   linkType: hard
 
@@ -2433,13 +2433,6 @@ __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
-  languageName: node
-  linkType: hard
-
 "undici-types@npm:~7.19.0":
   version: 7.19.2
   resolution: "undici-types@npm:7.19.2"
@@ -2447,6 +2440,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"undici-types@npm:~8.3.0":
+  version: 8.3.0
+  resolution: "undici-types@npm:8.3.0"
+  checksum: 10c0/c8aa7e2fbebfce519654dafadc0ece59be888d2ccaf180fb4495da875e7b536d2456345c384069c7e6f3e9c9ab7435f074957da306f142343eee86ff8048855a
+  languageName: node
+  linkType: hard
+
 "undici@npm:^6.25.0":
   version: 6.27.0
   resolution: "undici@npm:6.27.0"