diff --git a/src/engine/platform/genesis.cpp b/src/engine/platform/genesis.cpp
index e0f23d5f9..d3dfd685e 100644
--- a/src/engine/platform/genesis.cpp
+++ b/src/engine/platform/genesis.cpp
@@ -160,7 +160,9 @@ int DivPlatformGenesis::dispatch(DivCommand c) {
         unsigned short baseAddr=chanOffs[c.chan]|opOffs[i];
         DivInstrumentFM::Operator op=ins->fm.op[i];
         if (isOutput[ins->fm.alg][i]) {
-          rWrite(baseAddr+0x40,127-(((127-op.tl)*(chan[c.chan].vol&0x7f))/127));
+          if (!chan[c.chan].active) {
+            rWrite(baseAddr+0x40,127-(((127-op.tl)*(chan[c.chan].vol&0x7f))/127));
+          }
         } else {
           if (chan[c.chan].insChanged) {
             rWrite(baseAddr+0x40,op.tl);