diff --git a/src/burn/drv/taito/d_bublbobl.cpp b/src/burn/drv/taito/d_bublbobl.cpp
index 5170cb2ad..8560e391d 100644
--- a/src/burn/drv/taito/d_bublbobl.cpp
+++ b/src/burn/drv/taito/d_bublbobl.cpp
@@ -2228,7 +2228,7 @@ static INT32 TokioInit()
 	
 	BurnYM2203Init(1, 3000000, &DrvYM2203IRQHandler, DrvSynchroniseStream, DrvGetTime, 0);
 	BurnTimerAttachZet(3000000);
-	BurnYM2203SetRoute(0, BURN_SND_YM2203_YM2203_ROUTE, 0.10, BURN_SND_ROUTE_BOTH);
+	BurnYM2203SetRoute(0, BURN_SND_YM2203_YM2203_ROUTE, 1.00, BURN_SND_ROUTE_BOTH);
 	BurnYM2203SetRoute(0, BURN_SND_YM2203_AY8910_ROUTE_1, 0.08, BURN_SND_ROUTE_BOTH);
 	BurnYM2203SetRoute(0, BURN_SND_YM2203_AY8910_ROUTE_2, 0.08, BURN_SND_ROUTE_BOTH);
 	BurnYM2203SetRoute(0, BURN_SND_YM2203_AY8910_ROUTE_3, 0.08, BURN_SND_ROUTE_BOTH);