diff --git a/src/mess/machine/isa_aha1542.h b/src/mess/machine/isa_aha1542.h
index df735ce6bc8..f34cd89e692 100644
--- a/src/mess/machine/isa_aha1542.h
+++ b/src/mess/machine/isa_aha1542.h
@@ -19,7 +19,6 @@
 
 #include "emu.h"
 #include "machine/isa.h"
-#include "machine/scsibus.h"
 
 //*********************************************************************
 //   TYPE DEFINITIONS