diff --git a/package-lock.json b/package-lock.json
index ab466aa..8934ebe 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,7 +13,7 @@
       },
       "devDependencies": {
         "@cloudflare/vitest-pool-workers": "^0.12.1",
-        "@cloudflare/workers-types": "^4.20260103.0",
+        "@cloudflare/workers-types": "^4.20260118.0",
         "eslint": "^9.39.2",
         "eslint-config-prettier": "^10.1.8",
         "eslint-plugin-jsdoc": "^62.0.0",
@@ -645,9 +645,9 @@
       }
     },
     "node_modules/@cloudflare/workers-types": {
-      "version": "4.20260111.0",
-      "resolved": "https://registry.npmjs.org/@cloudflare/workers-types/-/workers-types-4.20260111.0.tgz",
-      "integrity": "sha512-NFA2U+AqEWHkAmw6oRzNWJyc14rIvBlF/OlK3lixokunRKwyziuON07nWUZ0w0kKWlW4fJ/muA09tEUaQY07tA==",
+      "version": "4.20260118.0",
+      "resolved": "https://registry.npmjs.org/@cloudflare/workers-types/-/workers-types-4.20260118.0.tgz",
+      "integrity": "sha512-t+2Q421kAQqwBzMUDvgg2flp8zFVxOpiAyZPbyNcnPxMDHf0z3B7LqBIVQawwI6ntZinbk9f4oUmaA5bGeYwlg==",
       "dev": true,
       "license": "MIT OR Apache-2.0"
     },
diff --git a/package.json b/package.json
index 9f96907..360922b 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,7 @@
   },
   "devDependencies": {
     "@cloudflare/vitest-pool-workers": "^0.12.1",
-    "@cloudflare/workers-types": "^4.20260103.0",
+    "@cloudflare/workers-types": "^4.20260118.0",
     "eslint": "^9.39.2",
     "eslint-config-prettier": "^10.1.8",
     "eslint-plugin-jsdoc": "^62.0.0",