diff --git a/Source/CBIOS/cbios.asm b/Source/CBIOS/cbios.asm
index a134faab..7dadf2bc 100644
--- a/Source/CBIOS/cbios.asm
+++ b/Source/CBIOS/cbios.asm
@@ -1921,7 +1921,6 @@ INIT:
 	RST	08		; DO IT
 	CALL	NZ,PANIC	; BIG PROBLEM
 	LD	(CCPBUF),HL	; SAVE THE ADDRESS (IN BIOS MEM)
-	;LD	B,BF_SYSXCPY	; HBIOS FUNC: SYSTEM EXTENDED COPY
 	LD	B,BF_SYSSETCPY	; HBIOS FUNC: SETUP BANK COPY
 	LD	A,(BNKUSER)	; GET USER BANK
 	LD	E,A		; E = SOURCE (USER BANK)
@@ -1929,11 +1928,9 @@ INIT:
 	LD	D,A		; D = DEST (BIOS BANK)
 	LD	HL,CCP_SIZ	; HL = COPY LEN = SIZE OF COMMAND PROCESSOR
 	RST	08		; DO IT
-	;LD	B,BF_SYSCPY	; HBIOS FUNC: SYSTEM COPY
 	LD	B,BF_SYSBNKCPY	; HBIOS FUNC: PERFORM BANK COPY
 	LD	HL,CCP_LOC	; COPY FROM CCP LOCATION IN USR BANK
 	LD	DE,(CCPBUF)	; TO ALLOCATED LOCATION IN HB BANK
-	;LD	IX,CCP_SIZ	; COPY CONTENTS OF COMMAND PROCESSOR
 	RST	08		; DO IT
 #ENDIF
 
diff --git a/Source/CBIOS/ver.inc b/Source/CBIOS/ver.inc
index b652cc9d..cee4b809 100644
--- a/Source/CBIOS/ver.inc
+++ b/Source/CBIOS/ver.inc
@@ -2,4 +2,4 @@
 #DEFINE	RMN	9
 #DEFINE	RUP	1
 #DEFINE	RTP	0
-#DEFINE BIOSVER	"2.9.1-pre.9"
+#DEFINE BIOSVER	"2.9.1-pre.10"
diff --git a/Source/HBIOS/romldr.asm b/Source/HBIOS/romldr.asm
index 3e6b182c..8ed0b30d 100644
--- a/Source/HBIOS/romldr.asm
+++ b/Source/HBIOS/romldr.asm
@@ -422,7 +422,7 @@ GOROM1:	LD	E,(HL)			; (1) EXEC ADR
 	CALL	NEWLINE2
 	LD	DE,BID_USR		; TARGET BANK ID
 	PUSH	DE			; ... ON STACK
-	DI				; ENTER WITH INTS DISABLED
+	;DI				; ENTER WITH INTS DISABLED
 	JP	$FFF7			; UNA INTER-PAGE EXEC CHAIN
 #ELSE
 ;
@@ -464,7 +464,7 @@ GOROM2:	LD	B,BF_SYSSETCPY		; HBIOS FUNC: SETUP BANK COPY
 	CALL	NEWLINE2
 	LD	A,BID_USR		; ACTIVATE USER BANK
 	POP	HL			; RECOVER EXEC ADDRESS
-	DI				; ENTER WITH INTS DISABLED
+	;DI				; ENTER WITH INTS DISABLED
 	CALL	HB_BNKCALL		; AND GO
 	HALT				; WE SHOULD NEVER RETURN!!!
 #ENDIF
@@ -619,7 +619,7 @@ GOBOOTDISK:
 	PUSH	HL			; PUT ON STACK FOR UNA CHAIN FUNC
 	LD	DE,BID_USR		; TARGET BANK ID IS USER BANK
 	PUSH	DE			; PUT ON STACK FOR UNA CHAIN FUNC
-	DI				; ENTER WITH INTS DISABLED
+	;DI				; ENTER WITH INTS DISABLED
 	JP	$FFF7			; UNA INTER-PAGE EXEC CHAIN
 ;
 #ELSE
@@ -655,7 +655,7 @@ GOBOOTDISK:
 	; JUMP TO COLD BOOT ENTRY
 	LD	A,BID_USR		; ACTIVATE USER BANK
 	LD	HL,(BB_CPMENT)		; OS ENTRY ADDRESS
-	DI				; ENTER WITH INTS DISABLED
+	;DI				; ENTER WITH INTS DISABLED
 	CALL	HB_BNKCALL		; AND GO
 	HALT				; WE SHOULD NEVER RETURN!!!
 ;
diff --git a/Source/HBIOS/ver.inc b/Source/HBIOS/ver.inc
index b652cc9d..cee4b809 100644
--- a/Source/HBIOS/ver.inc
+++ b/Source/HBIOS/ver.inc
@@ -2,4 +2,4 @@
 #DEFINE	RMN	9
 #DEFINE	RUP	1
 #DEFINE	RTP	0
-#DEFINE BIOSVER	"2.9.1-pre.9"
+#DEFINE BIOSVER	"2.9.1-pre.10"