diff --git a/amqplib/amqplib-tests.ts b/amqplib/amqplib-tests.ts
index 1116279de..346988588 100644
--- a/amqplib/amqplib-tests.ts
+++ b/amqplib/amqplib-tests.ts
@@ -61,7 +61,7 @@ amqpcb.connect("amqp://localhost", (err, connection) => {
 });
 
 // test callback api properties
-var amqpcbMessage: amqp.Message;
+var amqpcbMessage: amqpcb.Message;
 amqpcbMessage.properties.contentType = "application/json";
 var amqpcbAssertExchangeOptions: amqp.Options.AssertExchange;
 var anqpcbAssertExchangeReplies: amqp.Replies.AssertExchange;
\ No newline at end of file