diff --git a/cli/lz/build.sh b/cli/lz/build.sh
index fdf6755..dbbc581 100755
--- a/cli/lz/build.sh
+++ b/cli/lz/build.sh
@@ -20,7 +20,6 @@ cc ulzdec.c $DEBUG_flags -o ulzdec
 cc ulzenc.c $DEBUG_flags -o ulzenc
 $ASM ulzdec.tal ulzdec.rom
 $ASM ulzenc.tal ulzenc.rom
-$ASM ulzdis.tal ulzdis.rom
 
 if [[ "$*" == *"--install"* ]]
 then
diff --git a/cli/lz/ulzdec.tal b/cli/lz/ulzdec.tal
index 23019b9..e1f9dff 100644
--- a/cli/lz/ulzdec.tal
+++ b/cli/lz/ulzdec.tal
@@ -1,17 +1,21 @@
 ( ulz decoder )
 
-|10 @Console &vector $2 &read $1 &pad $5 &write $1 &err $1
+|10 @Console &vector $2 &read $1 &pad $4 &type $1 &write $1 &error $1
 |a0 @File &vector $2 &success $2 &stat $2 &delete $1 &append $1 &name $2 &length $2 &read $2 &write $2
-|00 @src $30
 
-@dst $30
-
-@ptr $1
+|0000
 
+	@src $30
+	@dst $30
+	@ptr $1
 
 |0100
 
-@ready-src ( -> )
+@on-reset ( -> )
+	;meta #06 DEO2
+	.Console/type DEI #03 AND ?{
+		;dict/usage <perr>/
+		#010f DEO }
 	;&await .Console/vector DEO2
 	BRK
 	&await ( -> )
@@ -25,24 +29,33 @@
 		.Console/read DEI .dst skey ?on-ready
 		BRK
 
+@meta $1
+	( name ) "Ulzdec 0a
+	( desc ) "ULZ 20 "Decoder 0a
+	( auth ) "By 20 "Devine 20 "Lu 20 "Linvega 0a
+	( date ) "19 20 "Nov 20 "2023 $1
+	( exts ) 00
+
 @on-ready ( -> )
-	;src decode_ulz
-	( export ) ;dst .File/name DEO2
+	;src <decode_ulz>
+	( | export )
+	;dst .File/name DEO2
 	;mem DUP2 .ptr LDZ2 SUB2 .File/length DEO2
 	.File/write DEO2
 	( halt ) #800f DEO
 	BRK
 
-@decode_ulz ( str* -- )
+@<decode_ulz> ( str* -- )
 	;mem .ptr STZ2
 	.File/name DEO2
 	&stream ( -- )
 		#0001 .File/length DEO2
 		;&b DUP2 .File/read DEO2
 		.File/success DEI2 ORA ?{ POP2 JMP2r }
-		[ LIT &b $1 ] decode_ulz_byte !&stream
+		[ LIT &b $1 ] <decode_ulz_byte>
+		!&stream
 
-@decode_ulz_byte ( byte -- )
+@<decode_ulz_byte> ( byte -- )
 	DUP #80 AND ?op-cpy
 
 @op-lit ( byte -- )
@@ -55,8 +68,9 @@
 	#7f AND DUP #40 AND ?{ #00 SWP !&copy }
 	#3f AND getc
 	&copy ( length* -- )
-		.ptr LDZ2 #00 getc INC2 SUB2 ,&offset STR2 #0004 ADD2 #0000
-	&l ( -- )
+		.ptr LDZ2 #00 getc INC2 SUB2 ,&offset STR2
+		#0004 ADD2 #0000
+	&l ( length* i* -- )
 		( get ) DUP2 [ LIT2 &offset $2 ] ADD2 LDA
 		( put ) .ptr LDZ2 STAk INC2 .ptr STZ2
 		POP INC2 GTH2k ?&l
@@ -84,6 +98,13 @@
 	;&b .File/read DEO2
 	[ LIT &b $1 ] JMP2r
 
+@<perr> ( str* -- )
+	&w LDAk #19 DEO
+	INC2 & LDAk ?&w
+	POP2 JMP2r
+
+@dict &usage "usage: 20 "ulzdec.rom 20 "a.bin 20 "b.ulz 0a $1
+
 @mem