diff --git a/configs/banana/example.toml b/configs/banana/example.toml
index 9f3d62e..d5a611a 100644
--- a/configs/banana/example.toml
+++ b/configs/banana/example.toml
@@ -35,10 +35,12 @@ mono = true
 [bus-2]
 label = "PhysBus2"
 eq = true
+mode = "composite"
 
 [bus-3]
 label = "VirtBus0"
 eq_ab = true
+mode = "upmix61"
 
 [bus-4]
 label = "VirtBus1"
diff --git a/configs/basic/example.toml b/configs/basic/example.toml
index edd2cf6..8287f70 100644
--- a/configs/basic/example.toml
+++ b/configs/basic/example.toml
@@ -17,6 +17,7 @@ treble = 2.1
 [bus-0]
 label = "PhysBus0"
 mute = true
+mode = "composite"
 
 [bus-1]
 label = "PhysBus1"
diff --git a/configs/potato/example.toml b/configs/potato/example.toml
index 9c43f21..ef3496f 100644
--- a/configs/potato/example.toml
+++ b/configs/potato/example.toml
@@ -54,9 +54,11 @@ eq = true
 
 [bus-3]
 label = "PhysBus3"
+mode = "upmix61"
 
 [bus-4]
 label = "PhysBus4"
+mode = "composite"
 
 [bus-5]
 label = "VirtBus0"