diff --git a/examples/reference-receiver/package-lock.json b/examples/reference-receiver/package-lock.json
index 7435cde..f038806 100644
--- a/examples/reference-receiver/package-lock.json
+++ b/examples/reference-receiver/package-lock.json
@@ -11,7 +11,7 @@
         "@adastracomputing/ink": "^0.7.0"
       },
       "devDependencies": {
-        "@cloudflare/workers-types": "^4.20260610.1",
+        "@cloudflare/workers-types": "^4.20260616.1",
         "@types/node": "^22.19.20",
         "typescript": "^5.0.0",
         "vitest": "^4.1.8",
@@ -149,9 +149,9 @@
       }
     },
     "node_modules/@cloudflare/workers-types": {
-      "version": "4.20260613.1",
-      "resolved": "https://registry.npmjs.org/@cloudflare/workers-types/-/workers-types-4.20260613.1.tgz",
-      "integrity": "sha512-1mrgjE6epolwBhroeGAp5ud5H6Vyi6tl1o/NP0T4rXJ8bmEjmhHnbCzAhHTDHV0PIeip43wcuzHKJarvaGTaUA==",
+      "version": "4.20260616.1",
+      "resolved": "https://registry.npmjs.org/@cloudflare/workers-types/-/workers-types-4.20260616.1.tgz",
+      "integrity": "sha512-AHyA0NC2/gNOHiMN6vzS25xenMaQ0XTzfw+MUQSQHXQDjLldxCBwjjtbNfKhBg540qGXIEx31kM1+L84GyECJw==",
       "dev": true,
       "license": "MIT OR Apache-2.0"
     },
diff --git a/examples/reference-receiver/package.json b/examples/reference-receiver/package.json
index 16e66ab..236b9b9 100644
--- a/examples/reference-receiver/package.json
+++ b/examples/reference-receiver/package.json
@@ -14,7 +14,7 @@
     "@adastracomputing/ink": "^0.7.0"
   },
   "devDependencies": {
-    "@cloudflare/workers-types": "^4.20260610.1",
+    "@cloudflare/workers-types": "^4.20260616.1",
     "@types/node": "^22.19.20",
     "typescript": "^5.0.0",
     "vitest": "^4.1.8",