diff --git a/package-lock.json b/package-lock.json
index 12b720f..81b0385 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -12,7 +12,7 @@
         "itty-router": "^3.0.12"
       },
       "devDependencies": {
-        "@cloudflare/workers-types": "^4.20231218.0",
+        "@cloudflare/workers-types": "^4.20240320.1",
         "@types/node": "^20.11.5",
         "@typescript-eslint/eslint-plugin": "^6.19.0",
         "@typescript-eslint/parser": "^6.19.0",
@@ -123,9 +123,9 @@
       }
     },
     "node_modules/@cloudflare/workers-types": {
-      "version": "4.20231218.0",
-      "resolved": "https://registry.npmjs.org/@cloudflare/workers-types/-/workers-types-4.20231218.0.tgz",
-      "integrity": "sha512-Vs1FKjfUjXYGbCsXzkl+ITp0Iyb6QiW6+vTERTNThC+v96T0IvPVAioH4tT20rXwoxAfxh380mAaxYtTrJUNVg==",
+      "version": "4.20240320.1",
+      "resolved": "https://registry.npmjs.org/@cloudflare/workers-types/-/workers-types-4.20240320.1.tgz",
+      "integrity": "sha512-CiYtVpQURPgQqtBKkmOAnfPElVZuD7Xyf1IxKtKp2B4aB9gnooapwJhzeY8c4Ls4u17SgMS0MprOkrgYwzZ6xg==",
       "dev": true
     },
     "node_modules/@cspotcode/source-map-support": {
diff --git a/package.json b/package.json
index 9836ccf..b2df9f2 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
     "itty-router": "^3.0.12"
   },
   "devDependencies": {
-    "@cloudflare/workers-types": "^4.20231218.0",
+    "@cloudflare/workers-types": "^4.20240320.1",
     "@types/node": "^20.11.5",
     "@typescript-eslint/eslint-plugin": "^6.19.0",
     "@typescript-eslint/parser": "^6.19.0",