diff --git a/package-lock.json b/package-lock.json
index b0be6450..803c526e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -16,7 +16,7 @@
       "devDependencies": {
         "@readme/oxlint-config": "^1.1.2",
         "@types/har-format": "^1.2.15",
-        "@types/node": "^25.5.0",
+        "@types/node": "^26.1.0",
         "@types/qs": "^6.15.0",
         "@types/stringify-object": "^4.0.5",
         "@vitest/coverage-v8": "^4.1.2",
@@ -1585,13 +1585,13 @@
       "peer": true
     },
     "node_modules/@types/node": {
-      "version": "25.9.1",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-25.9.1.tgz",
-      "integrity": "sha512-xfrlY7UD5rMJk3ZVJP8BNzS28J36YJg+xp+LPXV1TdWxr8uMH5A860QNxYDGQe/ylDSgjxE52Q9VnO7p75tJxg==",
+      "version": "26.1.0",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.1.0.tgz",
+      "integrity": "sha512-O0A1G3xPGy4w7AgQdAQYUlQ+BKk2Oovw8eRpofyp5KdBZULnbe+WqaOVNrm705SHphCiG4XHsACrSmPu1f+Kgw==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "undici-types": ">=7.24.0 <7.24.7"
+        "undici-types": "~8.3.0"
       }
     },
     "node_modules/@types/qs": {
@@ -4697,9 +4697,9 @@
       }
     },
     "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 5bb8bd15..07d73be0 100644
--- a/package.json
+++ b/package.json
@@ -82,7 +82,7 @@
   "devDependencies": {
     "@readme/oxlint-config": "^1.1.2",
     "@types/har-format": "^1.2.15",
-    "@types/node": "^25.5.0",
+    "@types/node": "^26.1.0",
     "@types/qs": "^6.15.0",
     "@types/stringify-object": "^4.0.5",
     "@vitest/coverage-v8": "^4.1.2",