diff --git a/package.json b/package.json
index 597267e..1dd450f 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
 		"prepublishOnly": "Build 'Source/**/*.ts'"
 	},
 	"devDependencies": {
-		"@cloudflare/workers-types": "4.20240614.0",
+		"@cloudflare/workers-types": "4.20240620.0",
 		"@playform/build": "0.0.11",
 		"@playform/document": "0.0.11"
 	},