diff --git a/package.json b/package.json
index c10ebd9..32bb84b 100644
--- a/package.json
+++ b/package.json
@@ -84,7 +84,7 @@
   "devDependencies": {
     "@deepseek-ai/cordis": "^4.0.2",
     "@deepseek-ai/dsh-web": "0.2.0-rc.2",
-    "@types/node": "^22.13.0",
+    "@types/node": "^26.6.5",
     "@types/turndown": "^5.0.6",
     "tsx": "^4.19.2",
     "turndown": "^7.2.4",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 348bc21..0eadfc6 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -25,8 +25,8 @@ importers:
         specifier: 0.2.0-rc.2
         version: 0.2.0-rc.2(@deepseek-ai/cordis@4.0.2)(@deepseek-ai/dsh-llm@0.2.0-rc.2(@deepseek-ai/cordis@4.0.2))
       '@types/node':
-        specifier: ^22.13.0
-        version: 22.20.3
+        specifier: ^26.6.5
+        version: 26.6.5
       '@types/turndown':
         specifier: ^5.0.6
         version: 5.0.6
@@ -261,8 +261,8 @@ packages:
   '@standard-schema/spec@1.1.0':
     resolution: {integrity: sha512-l2aFy5jALhniG5HgqrD6jXLi/rUWrKvqN/qJx6yoJsgKhblVd+iqqU4RCXavm/jPityDo5TCvKMnpjKnOriy0w==}
 
-  '@types/node@22.20.3':
-    resolution: {integrity: sha512-DZmzkmwHzXrLPAXPyKNDzlIwMMUZCVacoD25ywdy5YTKGbOx/2ld+Q38Im2zJ0vBuZP5Prd3VZutKZyXwkOS8A==}
+  '@types/node@26.6.5':
+    resolution: {integrity: sha512-uMzsv9stDdofIZBx4UGh4Z9ZgXnGC9seRDscilBcTHAeOFk67MZg/k9bWVfO+bk4qZmG+l52hRnLwUiH2LnJTg==}
 
   '@types/turndown@5.0.6':
     resolution: {integrity: sha512-ru00MoyeeouE5BX4gRL+6m/BsDfbRayOskWqUvh7CLGW+UXxHQItqALa38kKnOiZPqJrtzJUgAC2+F0rL1S4Pg==}
@@ -295,8 +295,8 @@ packages:
     engines: {node: '>=14.17'}
     hasBin: true
 
-  undici-types@6.21.0:
-    resolution: {integrity: sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==}
+  undici-types@8.9.0:
+    resolution: {integrity: sha512-KTDyRTYX8sWmKXAikPHHSyc63CRPETMctyjKFupcC6OBLXT3xsN0e9aF7m+mIXutFWpUXuedtowG7iLOzp0kQg==}
 
   undici@7.29.1:
     resolution: {integrity: sha512-RYONW2MeafgYlkVOKYKkA/Ag7BmXqgIWCa8t1m0JcxrQg9pI9lEqRhAOruOBCbAohOa/gkCF+iPi9hrgvTzu6Q==}
@@ -441,9 +441,9 @@ snapshots:
 
   '@standard-schema/spec@1.1.0': {}
 
-  '@types/node@22.20.3':
+  '@types/node@26.6.5':
     dependencies:
-      undici-types: 6.21.0
+      undici-types: 8.9.0
 
   '@types/turndown@5.0.6': {}
 
@@ -493,7 +493,7 @@ snapshots:
 
   typescript@5.9.3: {}
 
-  undici-types@6.21.0: {}
+  undici-types@8.9.0: {}
 
   undici@7.29.1: {}