diff --git a/connection.go b/connection.go
index abe4b02..3d50d95 100644
--- a/connection.go
+++ b/connection.go
@@ -28,7 +28,7 @@ const (
 	defaultHeartbeat         = 10 * time.Second
 	defaultConnectionTimeout = 30 * time.Second
 	defaultProduct           = "AMQP 0.9.1 Client"
-	buildVersion             = "1.6.0"
+	buildVersion             = "1.8.1"
 	platform                 = "golang"
 	// Safer default that makes channel leaks a lot easier to spot
 	// before they create operational headaches. See https://github.com/rabbitmq/rabbitmq-server/issues/1593.