diff --git a/amqplib/amqplib.d.ts b/amqplib/amqplib.d.ts
index d03c46ed79..fd74a48c07 100644
--- a/amqplib/amqplib.d.ts
+++ b/amqplib/amqplib.d.ts
@@ -38,6 +38,7 @@ declare module "amqplib/properties" {
             messageTtl?: number;
             expires?: number;
             deadLetterExchange?: string;
+            deadLetterRoutingKey?: string;
             maxLength?: number;
         }
         interface DeleteQueue {