diff --git a/src/engine/platform/gb.cpp b/src/engine/platform/gb.cpp
index 683f9721..c5c66092 100644
--- a/src/engine/platform/gb.cpp
+++ b/src/engine/platform/gb.cpp
@@ -322,7 +322,7 @@ void DivPlatformGB::tick(bool sysTick) {
         rWrite(16+i*5+4,((chan[i].keyOn||chan[i].keyOff)?0x80:0x00)|((chan[i].soundLen<64)<<6));
       } else {
         rWrite(16+i*5+3,(2048-chan[i].freq)&0xff);
-        rWrite(16+i*5+4,(((2048-chan[i].freq)>>8)&7)|((chan[i].keyOn||chan[i].keyOff)?0x80:0x00)|((chan[i].soundLen<63)<<6));
+        rWrite(16+i*5+4,(((2048-chan[i].freq)>>8)&7)|((chan[i].keyOn||(chan[i].keyOff && i!=2))?0x80:0x00)|((chan[i].soundLen<63)<<6));
       }
       if (enoughAlready) { // more compat garbage
         rWrite(16+i*5+1,((chan[i].duty&3)<<6)|(63-(chan[i].soundLen&63)));
diff --git a/src/gui/about.cpp b/src/gui/about.cpp
index 2aef20b9..7afd015c 100644
--- a/src/gui/about.cpp
+++ b/src/gui/about.cpp
@@ -134,6 +134,7 @@ const char* aboutLine[]={
   "fd",
   "GENATARi",
   "host12prog",
+  "jvsTSX",
   "Lumigado",
   "Lunathir",
   "plane",