diff --git a/package-lock.json b/package-lock.json
index 407984f..f5b8f59 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,7 +13,7 @@
       },
       "devDependencies": {
         "@cloudflare/vitest-pool-workers": "^0.11.1",
-        "@cloudflare/workers-types": "^4.20251229.0",
+        "@cloudflare/workers-types": "^4.20260103.0",
         "eslint": "^9.39.2",
         "eslint-config-prettier": "^10.1.8",
         "eslint-plugin-jsdoc": "^61.5.0",
@@ -644,9 +644,9 @@
       }
     },
     "node_modules/@cloudflare/workers-types": {
-      "version": "4.20251229.0",
-      "resolved": "https://registry.npmjs.org/@cloudflare/workers-types/-/workers-types-4.20251229.0.tgz",
-      "integrity": "sha512-LgzxDZaT9bQhycQInf7S/fcZCQRTvWWQPE9xnEyedI+CXxWsXAD7hg84kvVyr+KUz+W9Oblzo75g6XZ3HdI5Yg==",
+      "version": "4.20260103.0",
+      "resolved": "https://registry.npmjs.org/@cloudflare/workers-types/-/workers-types-4.20260103.0.tgz",
+      "integrity": "sha512-jANmoGpJcXARnwlkvrQOeWyjYD1quTfHcs+++Z544XRHOSfLc4XSlts7snIhbiIGgA5bo66zDhraF+9lKUr2hw==",
       "dev": true,
       "license": "MIT OR Apache-2.0"
     },
diff --git a/package.json b/package.json
index c27f461..70aec38 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,7 @@
   },
   "devDependencies": {
     "@cloudflare/vitest-pool-workers": "^0.11.1",
-    "@cloudflare/workers-types": "^4.20251229.0",
+    "@cloudflare/workers-types": "^4.20260103.0",
     "eslint": "^9.39.2",
     "eslint-config-prettier": "^10.1.8",
     "eslint-plugin-jsdoc": "^61.5.0",