diff --git a/applecorn.po b/applecorn.po
index cdc6e5e..8518715 100644
Binary files a/applecorn.po and b/applecorn.po differ
diff --git a/auxmem.init.s b/auxmem.init.s
index 6505a83..a9d6621 100644
--- a/auxmem.init.s
+++ b/auxmem.init.s
@@ -205,7 +205,7 @@ BYTE00      BEQ   BYTE00A                    ; OSBYTE 0,0 - generate error
             RTS                              ; %000x1xxx host type, 'A'pple
 BYTE00A     BRK
             DB    $F7
-HELLO       ASC   'Applecorn MOS 2022-09-19'
+HELLO       ASC   'Applecorn MOS 2022-09-20'
             DB    $00                        ; Unify MOS messages
 
 
diff --git a/mainmem.svc.s b/mainmem.svc.s
index 176309d..03e3462 100644
--- a/mainmem.svc.s
+++ b/mainmem.svc.s
@@ -367,15 +367,12 @@ GBPB          >>>   ENTMAIN
               STA   A4L
               LDA   #>BLKBUF
               STA   A4H
-              LDA   GBPBDAT            ; Start of source buf
-              STA   A1L
+              LDA   GBPBDAT            ; Start & end of source buf
+              STA   A1L                ; (one byte buffer)
               STA   A2L
               LDA   GBPBDAT+1
               STA   A1H
               STA   A2H
-              INC   A2L                ; End of source buf
-              BNE   :S0
-              INC   A2H
 :S0           CLC                      ; AUX -> Main
               JSR   AUXMOVE
               LDA   GBPBHDL            ; File ref number