diff --git a/cmd/go2ts/go2ts.go b/cmd/go2ts/go2ts.go
index a4015e0..956751c 100644
--- a/cmd/go2ts/go2ts.go
+++ b/cmd/go2ts/go2ts.go
@@ -50,6 +50,7 @@
 			loop.PortMessageType,
 			loop.CompactMessageType,
 			loop.SlugMessageType,
+			loop.ExternalMessageType,
 		},
 	)