diff --git a/src/engine/platform/tx81z.cpp b/src/engine/platform/tx81z.cpp
index 8ae4c6882..198968a1d 100644
--- a/src/engine/platform/tx81z.cpp
+++ b/src/engine/platform/tx81z.cpp
@@ -272,10 +272,18 @@ void DivPlatformTX81Z::tick() {
       chan[i].state.fms=chan[i].std.fms.val;
       rWrite(chanOffs[i]+ADDR_FMS_AMS,((chan[i].state.fms&7)<<4)|(chan[i].state.ams&3));
     }
+    if (chan[i].std.fms2.had) {
+      chan[i].state.fms2=chan[i].std.fms2.val;
+      //rWrite(chanOffs[i]+ADDR_FMS_AMS,0x84|((chan[i].state.fms2&7)<<4)|(chan[i].state.ams2&3));
+    }
     if (chan[i].std.ams.had) {
       chan[i].state.ams=chan[i].std.ams.val;
       rWrite(chanOffs[i]+ADDR_FMS_AMS,((chan[i].state.fms&7)<<4)|(chan[i].state.ams&3));
     }
+    if (chan[i].std.ams2.had) {
+      chan[i].state.ams2=chan[i].std.ams2.val;
+      //rWrite(chanOffs[i]+ADDR_FMS_AMS,0x84|((chan[i].state.fms2&7)<<4)|(chan[i].state.ams2&3));
+    }
     for (int j=0; j<4; j++) {
       unsigned short baseAddr=chanOffs[i]|opOffs[j];
       DivInstrumentFM::Operator& op=chan[i].state.op[j];
@@ -435,6 +443,7 @@ int DivPlatformTX81Z::dispatch(DivCommand c) {
           rWrite(chanOffs[c.chan]+ADDR_LR_FB_ALG,(chan[c.chan].state.alg&7)|(chan[c.chan].state.fb<<3)|((chan[c.chan].chVolL&1)<<6)|((chan[c.chan].chVolR&1)<<7));
         }*/
         rWrite(chanOffs[c.chan]+ADDR_FMS_AMS,((chan[c.chan].state.fms&7)<<4)|(chan[c.chan].state.ams&3));
+        //rWrite(chanOffs[c.chan]+ADDR_FMS_AMS,0x84|((chan[c.chan].state.fms2&7)<<4)|(chan[c.chan].state.ams2&3));
       }
       chan[c.chan].insChanged=false;
 
@@ -652,6 +661,7 @@ void DivPlatformTX81Z::forceIns() {
       rWrite(chanOffs[i]+ADDR_LR_FB_ALG,(chan[i].state.alg&7)|(chan[i].state.fb<<3)|((chan[i].chVolL&1)<<6)|((chan[i].chVolR&1)<<7));
     }*/
     rWrite(chanOffs[i]+ADDR_FMS_AMS,((chan[i].state.fms&7)<<4)|(chan[i].state.ams&3));
+    //rWrite(chanOffs[i]+ADDR_FMS_AMS,0x84|((chan[i].state.fms2&7)<<4)|(chan[i].state.ams2&3));
     if (chan[i].active) {
       chan[i].keyOn=true;
       chan[i].freqChanged=true;
diff --git a/src/gui/insEdit.cpp b/src/gui/insEdit.cpp
index 75e0cdd8b..67b9ba823 100644
--- a/src/gui/insEdit.cpp
+++ b/src/gui/insEdit.cpp
@@ -32,7 +32,7 @@ const char* ssgEnvTypes[8]={
 };
 
 const char* fmParamNames[3][32]={
-  {"Algorithm", "Feedback", "LFO > Freq", "LFO > Amp", "Attack", "Decay", "Decay 2", "Release", "Sustain", "Level", "EnvScale", "Multiplier", "Detune", "Detune 2", "SSG-EG", "AM", "AM Depth", "Vibrato Depth", "Sustained", "Sustained", "Level Scaling", "Sustain", "Vibrato", "Waveform", "Key Scale Rate", "OP2 Half Sine", "OP1 Half Sine", "EnvShift", "Reverb", "Fine", "LFO > Freq", "LFO > Amp"},
+  {"Algorithm", "Feedback", "LFO > Freq", "LFO > Amp", "Attack", "Decay", "Decay 2", "Release", "Sustain", "Level", "EnvScale", "Multiplier", "Detune", "Detune 2", "SSG-EG", "AM", "AM Depth", "Vibrato Depth", "Sustained", "Sustained", "Level Scaling", "Sustain", "Vibrato", "Waveform", "Key Scale Rate", "OP2 Half Sine", "OP1 Half Sine", "EnvShift", "Reverb", "Fine", "LFO2 > Freq", "LFO2 > Amp"},
   {"ALG", "FB", "FMS/PMS", "AMS", "AR", "DR", "SR", "RR", "SL", "TL", "KS", "MULT", "DT", "DT2", "SSG-EG", "AM", "AMD", "FMD", "EGT", "EGT", "KSL", "SUS", "VIB", "WS", "KSR", "DC", "DM", "EGS", "REV", "Fine", "FMS/PMS2", "AMS2"},
   {"ALG", "FB", "FMS/PMS", "AMS", "AR", "DR", "D2R", "RR", "SL", "TL", "RS", "MULT", "DT", "DT2", "SSG-EG", "AM", "DAM", "DVB", "EGT", "EGS", "KSL", "SUS", "VIB", "WS", "KSR", "DC", "DM", "EGS", "REV", "Fine", "FMS/PMS2", "AMS2"}
 };