diff --git a/sh/alias/lsblk.sh b/sh/alias/lsblk.sh
index 398bc42..86e91be 100644
--- a/sh/alias/lsblk.sh
+++ b/sh/alias/lsblk.sh
@@ -1,27 +1,31 @@
 # list block devices
-lb() {
-	lbo \
+lb() { sh_a__list_block "${@}"; }
+sh_a__list_block() {
+	sh_a__list_block_output \
 		"SIZE" \
 		"TYPE" \
 		"FSTYPE" \
 		"LABEL" \
-		"MOUNTPOINTS"
+		"MOUNTPOINTS" \
+		"${@}"
 }
 
 # base arguments
-lbb() {
+lbne() { sh_a__list_block_no_empty "${@}"; }
+sh_a__list_block_no_empty() {
 	lsblk \
 		--noempty \
 		"${@}"
 }
 
 # output arguments
-lbo() {
+lbo() { sh_a__list_block_output "${@}"; }
+sh_a__list_block_output() {
 	local argument
 	local arguments="NAME"
 	for argument in "${@}"; do
 		arguments="${arguments},${argument}"
 	done
-	lbb \
+	sh_a__list_block_no_empty \
 		--output "${arguments}"
 }