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-rw-r--r--src/lib/formats/mfm_hd.h7
1 files changed, 4 insertions, 3 deletions
diff --git a/src/lib/formats/mfm_hd.h b/src/lib/formats/mfm_hd.h
index cd069acebc0..7d28adc518d 100644
--- a/src/lib/formats/mfm_hd.h
+++ b/src/lib/formats/mfm_hd.h
@@ -10,9 +10,10 @@
February 2012: Rewritten as class
*****************************************************************************/
+#ifndef MAME_FORMATS_MFM_HD_H
+#define MAME_FORMATS_MFM_HD_H
-#ifndef __MFMHDFMT__
-#define __MFMHDFMT__
+#pragma once
#include "chd.h"
@@ -209,4 +210,4 @@ protected:
extern const mfmhd_format_type MFMHD_GEN_FORMAT;
-#endif
+#endif // MAME_FORMATS_MFM_HD_H