diff --git a/src/engine/platform/genesis.cpp b/src/engine/platform/genesis.cpp
index 2fb6e53b..59b34052 100644
--- a/src/engine/platform/genesis.cpp
+++ b/src/engine/platform/genesis.cpp
@@ -575,6 +575,8 @@ int DivPlatformGenesis::dispatch(DivCommand c) {
         } else if (chan[c.chan].furnaceDac) {
           chan[c.chan].dacMode=0;
           rWrite(0x2b,0<<7);
+        } else if (!chan[c.chan].dacMode) {
+          rWrite(0x2b,0<<7);
         }
       }
       if (c.chan>=5 && chan[c.chan].dacMode) {