diff --git a/package-lock.json b/package-lock.json
index 123d445..cba8c79 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,7 @@
       "devDependencies": {
         "@octokit/plugin-throttling": "^11.0.3",
         "@octokit/rest": "^22.0.0",
-        "@types/node": "^25.9.1",
+        "@types/node": "^26.0.1",
         "dedent": "^1.7.2",
         "markdown-escape": "^2.0.0",
         "prettier": "^3.8.3",
@@ -653,13 +653,13 @@
       }
     },
     "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": "26.0.1",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.0.1.tgz",
+      "integrity": "sha512-fc3KiUoBt6kie0N9bIW3E47vZsuaMf0PM2AaUpLCLT0s/LvX1nxAim6Fc049cNxODPpGm6qRAuUOB86SkRuPQw==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "undici-types": ">=7.24.0 <7.24.7"
+        "undici-types": "~8.3.0"
       }
     },
     "node_modules/before-after-hook": {
@@ -818,9 +818,9 @@
       }
     },
     "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 7d56ba3..9ea2d60 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
   "devDependencies": {
     "@octokit/plugin-throttling": "^11.0.3",
     "@octokit/rest": "^22.0.0",
-    "@types/node": "^25.9.1",
+    "@types/node": "^26.0.1",
     "dedent": "^1.7.2",
     "markdown-escape": "^2.0.0",
     "prettier": "^3.8.3",