diff --git a/dsv/dsv b/dsv/dsv
index 7c86b6a..13e792a 100755
--- a/dsv/dsv
+++ b/dsv/dsv
@@ -2,8 +2,8 @@
 #
 # dsv - Improved data sheet viewer
 #
-# Written 2010-2013 by Werner Almesberger
-# Copyright 2010-2013 Werner Almesberger
+# Written 2010-2014 by Werner Almesberger
+# Copyright 2010-2014 Werner Almesberger
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -68,13 +68,20 @@ flush()
     ds=$nm-`basename "$url"`
     mkdir -p $DSV_DIR
     if [ ! -r "$DSV_DIR/$ds" ]; then
-	inside=${url#*.[Zz][Ii][Pp] }
+	if [ "$zip" ]; then
+		inside=$zip
+		zip=$ds.zip
+	else
+		inside=${url#*.[Zz][Ii][Pp] }
+	fi
 	if [ "$inside" = "$url" ]; then
 		do_wget -O "$DSV_DIR/$ds" "$url"
 		# @@@ should handle error
 	else
-		url=${url%`echo x"$inside" | sed 's/./?/g'`}
-		zip=$nm-`basename "$url"`
+		if [ -z "$zip" ]; then
+			url=${url%`echo x"$inside" | sed 's/./?/g'`}
+			zip=$nm-`basename "$url"`
+		fi
 		if [ ! -r "$DSV_DIR/$zip" ]; then
 			do_wget -O "$DSV_DIR/$zip" "$url"
 			# @@@ should handle error
@@ -90,6 +97,7 @@ flush()
     name=
     alias=
     url=
+    zip=
 }
 
 
@@ -100,6 +108,7 @@ set_value()
 		name="\"$value\"";;
 	A:|a:)	alias="$alias \"$value\"";;
 	D:|d:)	url=$value;;
+	Z:|z:)	zip=$value;;
 	"")
 		;;	# first iteration
 	*)	echo "unrecognized tag \"$tag\"" 2>&1