diff --git a/package.json b/package.json
index 560bae5..8ee0a0d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "devDependencies": {
-    "@cloudflare/workers-types": "^4.20231121.0",
+    "@cloudflare/workers-types": "^4.20240129.0",
     "@types/jest": "^27.5.0",
     "@types/node": "^20.11.10",
     "jest": "^26.6.3",
diff --git a/yarn.lock b/yarn.lock
index 28acf15..f6d2c20 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -315,10 +315,10 @@
   resolved "https://registry.yarnpkg.com/@cloudflare/workerd-windows-64/-/workerd-windows-64-1.20231030.0.tgz#d1aba21f13ec65f00d1009e0686a1a8ec6c1f8dd"
   integrity sha512-fb/Jgj8Yqy3PO1jLhk7mTrHMkR8jklpbQFud6rL/aMAn5d6MQbaSrYOCjzkKGp0Zng8D2LIzSl+Fc0C9Sggxjg==
 
-"@cloudflare/workers-types@^4.20231121.0":
-  version "4.20231121.0"
-  resolved "https://registry.yarnpkg.com/@cloudflare/workers-types/-/workers-types-4.20231121.0.tgz#6a1c0bfc93aca4643d43f6439cfb7aca8058f289"
-  integrity sha512-+kWfpCkqiepwAKXyHoE0gnkPgkLhz0/9HOBIGhHRsUvUKvhUtm3mbqqoGRWgF1qcjzrDUBbrrOq4MYHfFtc2RA==
+"@cloudflare/workers-types@^4.20240129.0":
+  version "4.20240129.0"
+  resolved "https://registry.yarnpkg.com/@cloudflare/workers-types/-/workers-types-4.20240129.0.tgz#a10e314565ff5edeb00592ed0e06686f561ba524"
+  integrity sha512-VyHbih/bqh/RN2FRxnXznG0bpBIg9RfSP1ldbAVnCXFinjOdv0zm2P/RWqOVN9+FgU5sanRltwwT7jGngxZy8w==
 
 "@cnakazawa/watch@^1.0.3":
   version "1.0.4"