diff --git a/scripts/target/mame/arcade.lua b/scripts/target/mame/arcade.lua
index d668713de77..87a1296ff2c 100644
--- a/scripts/target/mame/arcade.lua
+++ b/scripts/target/mame/arcade.lua
@@ -3371,6 +3371,7 @@ files {
 	MAME_DIR .. "src/mame/drivers/berzerk.cpp",
 	MAME_DIR .. "src/mame/drivers/cliffhgr.cpp",
 	MAME_DIR .. "src/mame/audio/cliffhgr.cpp",
+	MAME_DIR .. "src/mame/audio/cliffhgr.h",
 	MAME_DIR .. "src/mame/drivers/mazerbla.cpp",
 	MAME_DIR .. "src/mame/drivers/supdrapo.cpp",
 }
diff --git a/src/mame/audio/cliffhgr.h b/src/mame/audio/cliffhgr.h
new file mode 100644
index 00000000000..e0363b0b3bb
--- /dev/null
+++ b/src/mame/audio/cliffhgr.h
@@ -0,0 +1,4 @@
+// license:BSD-3-Clause
+// copyright-holders:Aaron Giles,Ernesto Corvi
+
+DISCRETE_SOUND_EXTERN( cliffhgr );
diff --git a/src/mame/drivers/cliffhgr.cpp b/src/mame/drivers/cliffhgr.cpp
index c9cfe5f40b1..4723364d7e4 100644
--- a/src/mame/drivers/cliffhgr.cpp
+++ b/src/mame/drivers/cliffhgr.cpp
@@ -82,6 +82,7 @@ Side 2 = 0x8F7DDD (or 0x880000 | ( 0x77 << 12 ) | 0x0DDD)
 #include "video/tms9928a.h"
 #include "sound/discrete.h"
 #include "machine/nvram.h"
+#include "audio/cliffhgr.h"
 
 #define CLIFF_ENABLE_SND_1  NODE_01
 #define CLIFF_ENABLE_SND_2  NODE_02
@@ -672,17 +673,6 @@ static INPUT_PORTS_START( goaltogo )
 INPUT_PORTS_END
 
 
-
-/*************************************
- *
- *  Video/sound interfaces
- *
- *************************************/
-
-DISCRETE_SOUND_EXTERN( cliffhgr );
-
-
-
 /*************************************
  *
  *  Machine driver