diff --git a/libsrc/c128/c128.inc b/libsrc/c128/c128.inc
index f59180704..5ff41116b 100644
--- a/libsrc/c128/c128.inc
+++ b/libsrc/c128/c128.inc
@@ -15,6 +15,7 @@ DEVNUM 	       	= $BA  	       	; Device number
 FNAM_BANK      	= $C7  	       	; Bank for filename
 FNAM_LO	       	= $BB  	       	; Address of filename
 FNAM_HI	  	= $BC
+FNAM_BANK       = $D7           ; Bank of filename
 KEY_COUNT      	= $D0  	       	; Number of keys in input buffer
 MODE   	       	= $D7  	       	; 40/80 column mode flag
 CURS_X 	       	= $EC  	       	; Cursor column
diff --git a/libsrc/c128/crt0.s b/libsrc/c128/crt0.s
index 7f77305e3..a35839914 100644
--- a/libsrc/c128/crt0.s
+++ b/libsrc/c128/crt0.s
@@ -55,10 +55,10 @@ Head:   .word   @Next
  	lda	#14
  	jsr	BSOUT
 
-; Set the bank for the file name our execution bank 
+; Set the bank for the file name our execution bank
 
-        ldx     #0
-        jsr     SETBNK
+        lda     #0
+        sta     FNAM_BANK
 
 ; Before doing anything else, we have to setup our banking configuration.
 ; Otherwise just the lowest 16K are actually RAM. Writing through the ROM