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Diffstat (limited to 'src/mame/video/wpc_dmd.h')
-rw-r--r--src/mame/video/wpc_dmd.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/mame/video/wpc_dmd.h b/src/mame/video/wpc_dmd.h
index 1be4d530223..19bcc402f88 100644
--- a/src/mame/video/wpc_dmd.h
+++ b/src/mame/video/wpc_dmd.h
@@ -8,6 +8,8 @@
#ifndef MAME_VIDEO_WPC_DMD_H
#define MAME_VIDEO_WPC_DMD_H
+#include "machine/timer.h"
+
#define MCFG_WPC_DMD_ADD( _tag, _scanline_cb ) \
MCFG_DEVICE_ADD( _tag, WPC_DMD, 0 ) \
devcb = &wpc_dmd_device::set_scanline_cb(*device, DEVCB_##_scanline_cb);