diff --git a/src/bios/exp/EXP.asm b/src/bios/exp/EXP.asm
index b0bf048..1f30e23 100644
--- a/src/bios/exp/EXP.asm
+++ b/src/bios/exp/EXP.asm
@@ -949,7 +949,7 @@ PORTS_INIT:
 	OUT (SYS_PORT.ROM),A
 
 ; RESET to ISA
-	LD BC,ISA_PORT
+	LD BC,PORT_ISA
 	LD A,#FF
 	OUT (C),A
 .isa_reset:
diff --git a/src/bios/shared/RECOVERY.IMG b/src/bios/shared/RECOVERY.IMG
index b478f14..cfa9377 100755
Binary files a/src/bios/shared/RECOVERY.IMG and b/src/bios/shared/RECOVERY.IMG differ