diff --git a/Source/HBIOS/Config/GMZ180_std.asm b/Source/HBIOS/Config/GMZ180_std.asm
index 9cf083b7..9e213e30 100644
--- a/Source/HBIOS/Config/GMZ180_std.asm
+++ b/Source/HBIOS/Config/GMZ180_std.asm
@@ -26,7 +26,7 @@
 ;
 #DEFINE	BOOT_DEFAULT	"H"		; DEFAULT BOOT LOADER CMD ON <CR> OR AUTO BOOT
 ;
-#include "cfg_GMZ180.asm"
+#include "cfg_gmz180.asm"
 ;
 CPUOSC	.SET	18432000	; CPU OSC FREQ IN MHZ
 CRTACT	.SET	FALSE		; ACTIVATE CRT (VDU,CVDU,PROPIO,ETC) AT STARTUP