diff --git a/bin/volumectl b/bin/volumectl
index ee399b9..187b932 100755
--- a/bin/volumectl
+++ b/bin/volumectl
@@ -1,24 +1,26 @@
 #!/bin/sh
 INCREMENT="2"
 
-if [ "$1" = "up" ]; then
-  wpctl set-volume @DEFAULT_SINK@ $INCREMENT%+
-elif [ "$1" = "down" ]; then
-  wpctl set-volume @DEFAULT_SINK@ $INCREMENT%-
-elif [ "$1" = "mute" ]; then
-  wpctl set-mute @DEFAULT_SINK@ toggle
-fi
+case $1 in
+  "up")
+    wpctl set-volume @DEFAULT_SINK@ $INCREMENT%+
+  "down")
+    wpctl set-volume @DEFAULT_SINK@ $INCREMENT%-
+  "mute")
+    wpctl set-mute @DEFAULT_SINK@ toggle
+esac
 
 kill -RTMIN+1 $(pidof dwmblocks)
 
 # freebsd
-#if [ "$1" = "up" ]; then
-#  mixer vol.volume=+2% > /dev/null
-#elif [ "$1" = "down" ]; then
-#  mixer vol.volume=-2% > /dev/null
-#elif [ "$1" = "mute" ]; then
-#  mixer vol.mute=toggle > /dev/null
-#fi
+#case $1 in
+#  "up")
+#    mixer vol.volume=+$INCREMENT% > /dev/null;;
+#  "down")
+#    mixer vol.volume=-$INCREMENT% > /dev/null;;
+#  "mute")
+#    mixer vol.mute=toggle > /dev/null;;
+#esac
 #
 #PID=$(ps aux | grep dwmblocks | awk 'NR==1 {print $2}')
 #kill -RTMIN+1 $PID