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-rw-r--r--src/mame/drivers/segahang.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mame/drivers/segahang.cpp b/src/mame/drivers/segahang.cpp
index cee6ad4c941..ff7adecdd75 100644
--- a/src/mame/drivers/segahang.cpp
+++ b/src/mame/drivers/segahang.cpp
@@ -111,7 +111,7 @@ void segahang_state::tilemap_sound_w(uint8_t data)
m_segaic16vid->tilemap_set_rowscroll(0, ~data & 0x02);
// bit 0: sound mute
- machine().sound().system_enable(data & 0x01);
+ machine().sound().system_mute(!BIT(data, 0));
}