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Diffstat (limited to 'src/devices/sound/ymz770.h')
-rw-r--r--src/devices/sound/ymz770.h3
1 files changed, 1 insertions, 2 deletions
diff --git a/src/devices/sound/ymz770.h b/src/devices/sound/ymz770.h
index ddcd72e7bfa..a52dbba8e3a 100644
--- a/src/devices/sound/ymz770.h
+++ b/src/devices/sound/ymz770.h
@@ -86,8 +86,7 @@ protected:
UINT8 m_vlma; // overall AAM volume
UINT8 m_bsl; // boost level
UINT8 m_cpl; // clip limiter
- UINT8 *m_rom_base;
- int m_rom_limit;
+ required_region_ptr<UINT8> m_rom;
ymz_channel m_channels[8];
};