diff --git a/package-lock.json b/package-lock.json
index 1f03084..1dc2a07 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -21,7 +21,7 @@
         "weave-claude-code": "dist/cli.js"
       },
       "devDependencies": {
-        "@types/node": "^18.19.0",
+        "@types/node": "^25.9.2",
         "tsx": "^4.19.0",
         "typescript": "^6.0.2"
       },
@@ -668,13 +668,13 @@
       }
     },
     "node_modules/@types/node": {
-      "version": "18.19.130",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-18.19.130.tgz",
-      "integrity": "sha512-GRaXQx6jGfL8sKfaIDD6OupbIHBr9jv7Jnaml9tB7l4v068PAOXqfcujMMo5PhbIs6ggR1XODELqahT2R8v0fg==",
+      "version": "25.9.2",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-25.9.2.tgz",
+      "integrity": "sha512-G05zqtJhcDLb8uslf5EjCxXg9G1KQxiV8OS0R26IC//Eoyitzqe8z37I7cqvnZlrlSfgocQRfSn/AHBZJJFyGw==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "undici-types": "~5.26.4"
+        "undici-types": ">=7.24.0 <7.24.7"
       }
     },
     "node_modules/esbuild": {
@@ -768,9 +768,9 @@
       }
     },
     "node_modules/undici-types": {
-      "version": "5.26.5",
-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-5.26.5.tgz",
-      "integrity": "sha512-JlCMO+ehdEIKqlFxk6IfVoAUVmgz7cU7zD/h9XZ0qzeosSHmUJVOzSQvvYSYWXkFXC+IfLKSIffhv0sVZup6pA==",
+      "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==",
       "dev": true,
       "license": "MIT"
     },
diff --git a/package.json b/package.json
index d0f0e4a..2bfe315 100644
--- a/package.json
+++ b/package.json
@@ -27,7 +27,7 @@
     "uuidv7": "1.2.1"
   },
   "devDependencies": {
-    "@types/node": "^18.19.0",
+    "@types/node": "^25.9.2",
     "tsx": "^4.19.0",
     "typescript": "^6.0.2"
   },