diff --git a/src/engine/platform/nes.cpp b/src/engine/platform/nes.cpp
index 084c1123..9f44ebe0 100644
--- a/src/engine/platform/nes.cpp
+++ b/src/engine/platform/nes.cpp
@@ -145,6 +145,7 @@ void DivPlatformNES::acquire_NSFPlay(short* bufL, short* bufR, size_t start, siz
     doPCM;
   
     nes1_NP->Tick(1);
+    nes2_NP->TickFrameSequence(1);
     nes2_NP->Tick(1);
     nes1_NP->Render(out1);
     nes2_NP->Render(out2);
diff --git a/src/engine/platform/sound/nes_nsfplay/nes_dmc.cpp b/src/engine/platform/sound/nes_nsfplay/nes_dmc.cpp
index a37b544d..65742d0e 100644
--- a/src/engine/platform/sound/nes_nsfplay/nes_dmc.cpp
+++ b/src/engine/platform/sound/nes_nsfplay/nes_dmc.cpp
@@ -53,7 +53,7 @@ namespace xgm
     option[OPT_NONLINEAR_MIXER] = 1;
     option[OPT_RANDOMIZE_NOISE] = 1;
 	option[OPT_RANDOMIZE_TRI] = 1;
-    option[OPT_TRI_MUTE] = 1;
+    option[OPT_TRI_MUTE] = 0;
     option[OPT_DPCM_REVERSE] = 0;
     tnd_table[0][0][0][0] = 0;
     tnd_table[1][0][0][0] = 0;