diff --git a/sound/sound_banks/30_extended.json b/sound/sound_banks/30_extended.json
index a42965b9..3b453905 100644
--- a/sound/sound_banks/30_extended.json
+++ b/sound/sound_banks/30_extended.json
@@ -2572,6 +2572,7 @@
         "inst56",
         "inst57",
         "inst58",
+        null,
         "inst60",
         "inst61",
         "inst62",
@@ -2644,6 +2645,7 @@
         "inst129",
         "inst130",
         "inst131",
+        null,
         "inst133",
         "inst134",
         "inst135",