diff --git a/web-bluetooth/index.d.ts b/web-bluetooth/index.d.ts
index 219dd65f5e..f30269239c 100644
--- a/web-bluetooth/index.d.ts
+++ b/web-bluetooth/index.d.ts
@@ -17,7 +17,7 @@ interface BluetoothRequestDeviceFilter {
 
 interface RequestDeviceOptions {
 	filters: BluetoothRequestDeviceFilter[];
-	optionalServices?: number[];
+	optionalServices?: BluetoothServiceUUID[];
 	acceptAllDevices?: boolean;
 }