diff --git a/tfbd/.DS_Store b/tfbd/.DS_Store
index 5008ddf..6c3157a 100644
Binary files a/tfbd/.DS_Store and b/tfbd/.DS_Store differ
diff --git a/tfbd/DISASM.S b/tfbd/DISASM.S
index e9a76c2..ac93298 100644
--- a/tfbd/DISASM.S
+++ b/tfbd/DISASM.S
@@ -429,7 +429,8 @@ L02018D  DB    $00
 L02018F  STRL  '9:Expand:'
 L02019A  STRL  '9:Configs:'
 
-L0201A6  STR   "The Flaming Bird Disassembler    Written by Ferox - (c) 1994 Phoenix corporation"
+*L0201A6  STR   "The Flaming Bird Disassembler    Written by Ferox - (c) 1994 Phoenix corporation"
+L0201A6  STR   "The Flaming Bird Disassembler      Written by Ferox - (c) 1994-2021 Phoenix Corp"
 L0201F7  STR   87">ERR: "
 
 L0201FF  DA    L020239	;  0 Not enough memory
@@ -2157,11 +2158,11 @@ L021367  PHP
          REP   #$30
          LDA   [$F8]
          AND   #$00FF
-         CMP   #$00A4
+         CMP   #$00A4	; $
          BEQ   L0213A6
-         CMP   #$00B0
+         CMP   #$00B0	; 0
          BCC   L0213BB
-         CMP   #$00BA
+         CMP   #$00BA	; 9+1
          BCC   L0213A8
          LDA   #L0213D1
          JSR   L021F2A
@@ -2188,7 +2189,7 @@ L0213A8  PEI   $FA
          PLX
          STX   $FA
          BCC   L0213CD
-L0213BB  LDA   #$0001
+L0213BB  LDA   #$0001	; Err: Syntax
 L0213BE  JSR   L020AB8
 L0213C1  PLP
          SEC
@@ -2630,7 +2631,7 @@ L021656  DW    $0100
 L021658  DS    $0002
 L02165A  DS    $00FE
 
-L021758  ADRL  L0217D6	; 0
+L021758  ADRL  L0217D6	; 0 DB
          ADRL  L0217D5	; 1
          ADRL  L0217D4	; 2
          ADRL  L0217D3	; 3
@@ -2698,6 +2699,7 @@ L0217D2  INY
 L0217D3  INY
 L0217D4  INY
 L0217D5  INY
+
 L0217D6  LDA   L021847,Y
          AND   #$00FF
          STA   L021843
@@ -3638,31 +3640,38 @@ L021F2A  PHP
          LDY   #$00
 L021F36  LDA   [$F8],Y
          BEQ   L021F85
+	 cmp	#'a'
+	 bcc	nochange
+	 cmp	#'z'+1
+	 bcs	nochange
+	 sec
+	 sbc	#$20
+nochange
          CMP   #$A0
          BEQ   L021F85
-         CMP   #$AC
+         CMP   #$AC	; ,
          BEQ   L021F85
-         CMP   #$AE
+         CMP   #$AE	; .
          BEQ   L021F85
-         CMP   #$BA
+         CMP   #$BA	; 9+1
          BEQ   L021F7C
-         CMP   #$B0
+         CMP   #$B0	; 0
          BCC   L021F6E
-         CMP   #$BA
+         CMP   #$BA	; 9+1
          BCC   L021F76
-         CMP   #$FE
+         CMP   #$FE	; {
          BEQ   L021F80
-         CMP   #$C1
+         CMP   #$C1	; A
          BCC   L021F6E
-         CMP   #$FB
+         CMP   #$FB	; z+1
          BCS   L021F6E
-         CMP   #$DD
+         CMP   #$DD	; ]
          BEQ   L021F7C
-         CMP   #$DF
+         CMP   #$DF	; _
          BEQ   L021F80
-         CMP   #$DB
+         CMP   #$DB	; [
          BCC   L021F80
-         CMP   #$E1
+         CMP   #$E1	; a
          BCS   L021F80
 L021F6E  LDA   #$04
          JSR   L020AB8
@@ -11168,12 +11177,13 @@ L0272CA  LDA   L027318,X
          RTS
 
 L02730B  STR   "TFB-Disasm v"
-L027318  STR   "1.0.4"	; was "1.0.2"
+L027318  STR   "1.0.5"	; was "1.0.4" was "1.0.2"
          DB    $00
          DB    $00
          DB    $00
          DB    $00
-L027322  STR   "   19-SEP-2020"8D	; was "10-MAY-94"
+*L027322  STR   "   19-SEP-2020"8D	; was "10-MAY-94"
+L027322  STR   "   21-MAR-2021"8D	; was "10-MAY-94"
 
 L027330  JSR   L021586
          LDA   L0215CD
diff --git a/tfbd/KERNEL.S b/tfbd/KERNEL.S
index 8f4d90c..d342aa6 100644
--- a/tfbd/KERNEL.S
+++ b/tfbd/KERNEL.S
@@ -1705,7 +1705,8 @@ L040EC1  LDA   L040E86
          PHA
 L040ED3  RTS
 
-L040ED4  BRK   $00
+L040ED4  DW    $0000
+
 L040ED6  PHP
          REP   #$30
          LDA   $05,S
@@ -3956,7 +3957,8 @@ L041DD6  PLP
          SEC
          RTL
 
-L041DDA  BRK   $00
+L041DDA  DW    $0000
+
 L041DDC  ENT
          PHP
          REP   #$30
@@ -5083,6 +5085,7 @@ L042642  PHY
 
 L04264F  BRK   $00
 L042651  BRK   $00
+
 L042653  PHP
          REP   #$30
          SEC
@@ -7621,7 +7624,7 @@ L0439CF  BVS   L0439D4
 L0439D4  BRL   L043A2F
 L0439D7  JSR   L044071
          BRL   L043A4A
-L0439DD  BRK   $00
+L0439DD  DW    $0000
 L0439DF  LDX   #$0002
          STX   $C2
          STA   L043AFB
@@ -7729,8 +7732,8 @@ L043AA9  PHA
          JSR   L043A89
          SEP   #$10
 L043ABC  PLY
-         LDA   #$00
-         BRK   $38
+         LDA   #$0000
+         SEC
          ROL
 L043AC2  ASL
          DEY
diff --git a/tfbd/TEXT.S b/tfbd/TEXT.S
index 3cdf1a0..72d83a9 100644
--- a/tfbd/TEXT.S
+++ b/tfbd/TEXT.S
@@ -1022,6 +1022,8 @@ L030670  ENT
          JSL   L03065A
          JMP   L03064C
 
+*--- Eval hex expression
+
 L030683  PHP
          REP   #$30
          PHD
@@ -1030,14 +1032,22 @@ L030683  PHP
          ADC   #$0007
          TCD
          LDA   [$00]
+	 and	#$00ff
+	 cmp	#$e1
+	 bcc	nochange2
+	 cmp	#$e7
+	 bcs	nochange2
+	 sec
+	 sbc	#$20
+nochange2
          AND   #$007F
-         CMP   #$0030
+         CMP   #$0030	; >0
          BCC   L0306A6
-         CMP   #$0047
+         CMP   #$0047	; >F
          BCS   L0306A6
-         CMP   #$003A
+         CMP   #$003A	; <9+1
          BCC   L0306AD
-         CMP   #$0041
+         CMP   #$0041	; >A
          BCS   L0306B3
 L0306A6  LDA   #$0000
          PLD
@@ -1046,10 +1056,10 @@ L0306A6  LDA   #$0000
          RTL
 
 L0306AD  SEC
-         SBC   #$0030
+         SBC   #$0030	; 0
          BRA   L0306B7
 L0306B3  SEC
-         SBC   #$0037
+         SBC   #$0037	; 7
 L0306B7  INC   $00
          PLD
          PLP
@@ -1108,6 +1118,7 @@ L03070D  LDA   #$0000
 
 L030715  DW    $0000
 L030717  DW    $0000
+
 L030719  ENT
          PHP
          REP   #$30
diff --git a/tfbd/TFBD b/tfbd/TFBD
new file mode 100644
index 0000000..3139ff5
Binary files /dev/null and b/tfbd/TFBD differ
diff --git a/tfbd/tfbd informations.txt b/tfbd/tfbd informations.txt
index ac12329..4749492 100644
--- a/tfbd/tfbd informations.txt	
+++ b/tfbd/tfbd informations.txt	
@@ -11,3 +11,6 @@ Changed the text buffer pointer because Sweet 16 does not refresh E0/0400 indire
 
 v1.0.4 - AV 202009
 Scripts: lowercase commands added, now oa-q works :-)
+
+v1.0.5 - AV 202103
+hex addresses can be in lower case characters now. A request of Kelvin S.
\ No newline at end of file
diff --git a/tfbd/tfbd_v105.2mg b/tfbd/tfbd_v105.2mg
new file mode 100644
index 0000000..4d75711
Binary files /dev/null and b/tfbd/tfbd_v105.2mg differ