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-rw-r--r--src/devices/sound/mixer.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/devices/sound/mixer.h b/src/devices/sound/mixer.h
index e25466ea351..5be1d45d5d3 100644
--- a/src/devices/sound/mixer.h
+++ b/src/devices/sound/mixer.h
@@ -22,6 +22,9 @@ public:
protected:
// device-level overrides
virtual void device_start() override;
+
+private:
+ u8 m_dummy = 0; // needed for save-state support
};
#endif // MAME_SOUND_MIXER_H