diff --git a/icedreammusic/liquidsoap/stream.liq b/icedreammusic/liquidsoap/stream.liq
index 43cc2b7..5b69f8b 100644
--- a/icedreammusic/liquidsoap/stream.liq
+++ b/icedreammusic/liquidsoap/stream.liq
@@ -49,7 +49,7 @@ def append_encoder_meta(_) =
 end
 a = metadata.map(id="main", append_encoder_meta, a)
 
-a = setup_harbor_metadata_api(a)
+a = setup_harbor_metadata_api(id="main", a)
 
 # Output to internal Icecast server.
 # @argsof output.icecast[!fallible,!port,!host,!user,!password,!name,!description]