diff --git a/libultraship b/libultraship
index 8c55f607f..5c8b975de 160000
--- a/libultraship
+++ b/libultraship
@@ -1 +1 @@
-Subproject commit 8c55f607f2249f3ac696fc0f7277553fe3ce75a6
+Subproject commit 5c8b975de422c71fd6cda44ada5543c9067f57a2
diff --git a/soh/src/code/code_800EC960.c b/soh/src/code/code_800EC960.c
index 0cc9debe8..e33bc6234 100644
--- a/soh/src/code/code_800EC960.c
+++ b/soh/src/code/code_800EC960.c
@@ -1,4 +1,5 @@
 #include <libultraship/libultra.h>
+#include <libultraship/bridge/audiobridge.h>
 #include "global.h"
 #include "soh/OTRGlobals.h"
 #include "soh/Enhancements/audio/AudioEditor.h"
@@ -4970,18 +4971,26 @@ void func_800F6700(s8 arg0) {
         case 0:
             sp1F = 0;
             D_80130604 = 0;
+            // SOH [Port] Inform LUS of audio setting change
+            SetAudioChannels(audioStereo);
             break;
         case 1:
             sp1F = 3;
             D_80130604 = 3;
+            // SOH [Port] Inform LUS of audio setting change
+            SetAudioChannels(audioStereo);
             break;
         case 2:
             sp1F = 1;
             D_80130604 = 1;
+            // SOH [Port] Inform LUS of audio setting change
+            SetAudioChannels(audioStereo);
             break;
         case 3:
             sp1F = 0;
             D_80130604 = 2;
+            // SOH [Port] Inform LUS of audio setting change
+            SetAudioChannels(audioMatrix51);
             break;
     }