diff --git a/package-lock.json b/package-lock.json
index 0cc03f2..74bb42d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,7 +14,7 @@
         "toucan-js": "^4.1.1"
       },
       "devDependencies": {
-        "@cloudflare/workers-types": "^4.20250428.0",
+        "@cloudflare/workers-types": "^4.20250510.0",
         "@eslint/eslintrc": "^3.2.0",
         "@eslint/js": "^9.26.0",
         "@reporters/github": "^1.7.2",
@@ -1017,9 +1017,9 @@
       }
     },
     "node_modules/@cloudflare/workers-types": {
-      "version": "4.20250428.0",
-      "resolved": "https://registry.npmjs.org/@cloudflare/workers-types/-/workers-types-4.20250428.0.tgz",
-      "integrity": "sha512-r/K1xuR+lW6SeGKRloVdR+BnK+9shBQci717070EBB2VLbcrZCCh0eo6NweLFa1rD8use5rE5JTVDZ/mXqMeNg==",
+      "version": "4.20250510.0",
+      "resolved": "https://registry.npmjs.org/@cloudflare/workers-types/-/workers-types-4.20250510.0.tgz",
+      "integrity": "sha512-VLdSYUooX2QhdlzyBnnLAqa5B3xWyr5vdvya9NZk2BJNmRt2iblSLunj7iBKiW9J+SIBHz7c+kUzUJKoFLKRjg==",
       "dev": true,
       "license": "MIT OR Apache-2.0"
     },
diff --git a/package.json b/package.json
index 36c496d..f2f90d8 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
     "build:handlebars": "node scripts/compile-handlebars.js"
   },
   "devDependencies": {
-    "@cloudflare/workers-types": "^4.20250428.0",
+    "@cloudflare/workers-types": "^4.20250510.0",
     "@eslint/eslintrc": "^3.2.0",
     "@eslint/js": "^9.26.0",
     "@reporters/github": "^1.7.2",