diff --git a/src/emu/video/scn2674.h b/src/emu/video/scn2674.h
index de704f9e969..52ec99c3af4 100644
--- a/src/emu/video/scn2674.h
+++ b/src/emu/video/scn2674.h
@@ -1,5 +1,5 @@
 #ifndef SCN2674_H
-#define SCN2674_h
+#define SCN2674_H
 
 #include "emu.h"