diff --git a/dfs.tidal b/dfs.tidal
index 68662d4..793eae5 100644
--- a/dfs.tidal
+++ b/dfs.tidal
@@ -55,7 +55,7 @@ instrument g e
   | p forwardG = "superpwm"
   | p backG = "casio"
   | p crossG = "amencutup"
-  | otherwise = "superpiano" -- edge is (x,x)
+  | otherwise = "sn" -- edge is (x,x)
     where p f = e `elem` (f g)
 --
 -- complete graph