diff --git a/shell/alias/lsblk.sh b/shell/alias/lsblk.sh
index 4d63193..fb50d87 100644
--- a/shell/alias/lsblk.sh
+++ b/shell/alias/lsblk.sh
@@ -1,12 +1,27 @@
 # list block devices
-alias lb="\
-lsblk \
---output \"NAME,SIZE,TYPE,FSTYPE,LABEL,MOUNTPOINTS\" \
---noempty \
-"
+lb() {
+	lbo \
+		"SIZE" \
+		"TYPE" \
+		"FSTYPE" \
+		"LABEL" \
+		"MOUNTPOINTS"
+}
 
-# list block devices (old)
-alias lbo="\
-lsblk \
---output \"NAME,SIZE,TYPE,FSTYPE,LABEL,MOUNTPOINT\" \
-"
+# common arguments
+lbc() {
+	lsblk \
+		--noempty \
+		"${@}"
+}
+
+# output arguments
+lbo() {
+	local argument
+	local arguments="NAME"
+	for argument in "${@}"; do
+		arguments="${arguments},${argument}"
+	done
+	lbc \
+		--output "${arguments}"
+}