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-rw-r--r--src/mame/audio/gottlieb.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mame/audio/gottlieb.h b/src/mame/audio/gottlieb.h
index 8977c3181ab..ab3413e9569 100644
--- a/src/mame/audio/gottlieb.h
+++ b/src/mame/audio/gottlieb.h
@@ -10,6 +10,7 @@
#include "machine/mos6530.h"
#include "machine/6532riot.h"
#include "sound/ay8910.h"
+#include "sound/dac.h"
#include "sound/sp0250.h"
#include "sound/votrax.h"
@@ -88,6 +89,9 @@ protected:
virtual void gottlieb_sound_r1_map(address_map &map);
+protected:
+ required_device<dac_8bit_r2r_device> m_dac;
+
private:
// devices
required_device<riot6532_device> m_riot;