diff --git a/modules.d/95nbd/parse-nbdroot.sh b/modules.d/95nbd/parse-nbdroot.sh
index 6549b675..4e0302a1 100755
--- a/modules.d/95nbd/parse-nbdroot.sh
+++ b/modules.d/95nbd/parse-nbdroot.sh
@@ -4,10 +4,6 @@
 #	root=nbd:srv:port[:fstype[:rootflags[:nbdopts]]]
 #	[root=*] netroot=nbd:srv:port[:fstype[:rootflags[:nbdopts]]]
 #
-# Legacy formats:
-#	[net]root=[nbd] nbdroot=srv,port
-#	[net]root=[nbd] nbdroot=srv:port[:fstype[:rootflags[:nbdopts]]]
-#
 # nbdopts is a comma seperated list of options to give to nbd-client
 #
 # root= takes precedence over netroot= if root=nbd[...]
@@ -32,7 +28,6 @@ netroot_to_var() {
 # This script is sourced, so root should be set. But let's be paranoid
 [ -z "$root" ] && root=$(getarg root=)
 [ -z "$netroot" ] && netroot=$(getarg netroot=)
-[ -z "$nbdroot" ] && nbdroot=$(getarg nbdroot=)
 
 # Root takes precedence over netroot
 if [ "${root%%:*}" = "nbd" ] ; then
@@ -43,26 +38,6 @@ if [ "${root%%:*}" = "nbd" ] ; then
     netroot=$root
 fi
 
-# If it's not empty or nbd we don't continue
-[ -z "$netroot" ] || [ "${netroot%%:*}" = "nbd" ] || return
-
-if [ -n "$nbdroot" ] ; then
-    [ -z "$netroot" ]  && netroot=$root
-
-    # Debian legacy style contains no ':' Converting is easy
-    [ "$nbdroot" = "${nbdroot##*:}" ] && nbdroot=${nbdroot%,*}:${nbdroot#*,}
-
-    # @deprecated
-    warn "Argument nbdroot is deprecated and might be removed in a future release. See http://apps.sourceforge.net/trac/dracut/wiki/commandline for more information."
-
-    # Accept nbdroot argument?
-    [ -z "$netroot" ] || [ "$netroot" = "nbd" ] || \
-	die "Argument nbdroot only accepted for empty root= or [net]root=nbd"
-
-    # Override netroot with nbdroot content?
-    [ -z "$netroot" ] || [ "$netroot" = "nbd" ] && netroot=nbd:$nbdroot
-fi
-
 # If it's not nbd we don't continue
 [ "${netroot%%:*}" = "nbd" ] || return
 
diff --git a/test/TEST-40-NBD/test.sh b/test/TEST-40-NBD/test.sh
index 76657416..26a8dc40 100755
--- a/test/TEST-40-NBD/test.sh
+++ b/test/TEST-40-NBD/test.sh
@@ -120,22 +120,6 @@ test_run() {
  	"root=nbd:192.168.50.1:2000:ext2:errors=panic:bs=2048" \
  	ext2 errors=panic || return 1
 
-     # Check legacy parsing
-
-     client_test "NBD root=nbd nbdroot=srv:port" 52:54:00:12:34:00 \
- 	"root=nbd nbdroot=192.168.50.1:2000" || return 1
-
-     # This test must fail: root=dhcp ignores nbdroot
-     client_test "NBD root=dhcp nbdroot=srv:port" 52:54:00:12:34:00 \
-	"root=dhcp nbdroot=192.168.50.1:2000" && return 1
-
-     client_test "NBD root=nbd nbdroot=srv,port" 52:54:00:12:34:00 \
-	 "root=nbd nbdroot=192.168.50.1,2000" || return 1
-
-     # This test must fail: root=dhcp ignores nbdroot
-     client_test "NBD root=dhcp nbdroot=srv,port" 52:54:00:12:34:00 \
-	"root=dhcp nbdroot=192.168.50.1,2000" && return 1
-
     # DHCP root-path parsing
 
     client_test "NBD root=dhcp DHCP root-path nbd:srv:port" 52:54:00:12:34:01 \