diff --git a/src/audio/NodeAddon.cpp b/src/audio/NodeAddon.cpp
index d82dadc..24aa282 100644
--- a/src/audio/NodeAddon.cpp
+++ b/src/audio/NodeAddon.cpp
@@ -118,6 +118,13 @@ using slopsmith::addon::SetPan;
 using slopsmith::addon::SetParameter;
 using slopsmith::addon::SetPostGain;
 using slopsmith::addon::SetRendererBus;
+using slopsmith::addon::MixerCreateChannel;
+using slopsmith::addon::MixerReleaseChannel;
+using slopsmith::addon::MixerPushChannel;
+using slopsmith::addon::MixerSetChannelGain;
+using slopsmith::addon::MixerSetChannelMute;
+using slopsmith::addon::MixerSetChannelGroup;
+using slopsmith::addon::MixerListChannels;
 using slopsmith::addon::SetSlotState;
 using slopsmith::addon::SetSourceChart;
 using slopsmith::addon::SetSourceInputChannel;
diff --git a/tests/contracts/addon-exports.json b/tests/contracts/addon-exports.json
index a4b7e17..e3dc801 100644
--- a/tests/contracts/addon-exports.json
+++ b/tests/contracts/addon-exports.json
@@ -51,6 +51,13 @@
   "loadPluginList",
   "loadPreset",
   "loadVST",
+  "mixerCreateChannel",
+  "mixerListChannels",
+  "mixerPushChannel",
+  "mixerReleaseChannel",
+  "mixerSetChannelGain",
+  "mixerSetChannelGroup",
+  "mixerSetChannelMute",
   "moveProcessor",
   "openPluginEditor",
   "probeDeviceOptions",