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-rw-r--r--src/mame/sanritsu/jantotsu.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/mame/sanritsu/jantotsu.cpp b/src/mame/sanritsu/jantotsu.cpp
index 27547e6eabd..314452a5ec6 100644
--- a/src/mame/sanritsu/jantotsu.cpp
+++ b/src/mame/sanritsu/jantotsu.cpp
@@ -511,8 +511,8 @@ void jantotsu_state::jantotsu(machine_config &config)
// sound hardware
SPEAKER(config, "mono").front_center();
- SN76489A(config, "sn1", 18.432_MHz_XTAL / 4).add_route(ALL_OUTPUTS, "mono", 0.50);
- SN76489A(config, "sn2", 18.432_MHz_XTAL / 4).add_route(ALL_OUTPUTS, "mono", 0.50);
+ SN76489A(config, "sn1", 18.432_MHz_XTAL / 6).add_route(ALL_OUTPUTS, "mono", 0.50);
+ SN76489A(config, "sn2", 18.432_MHz_XTAL / 6).add_route(ALL_OUTPUTS, "mono", 0.50);
MSM5205(config, m_adpcm, 384_kHz_XTAL);
m_adpcm->vck_legacy_callback().set(FUNC(jantotsu_state::adpcm_int)); // interrupt function