diff --git a/scripts/disk-usage b/scripts/disk-usage
index 1af78a4..f5139c8 100755
--- a/scripts/disk-usage
+++ b/scripts/disk-usage
@@ -2,4 +2,4 @@
 
 DEVICE="$1"
 
-df | grep "$DEVICE" | tr -s ' ' | cut -d' ' -f 2-3 | tr ' ' '\n'
+df "$DEVICE" | tail -n 1 | tr -s ' ' | cut -d' ' -f 2-3 | tr ' ' '\n'
diff --git a/scripts/raid-status b/scripts/raid-status
index bd0f4c4..ffa7ca9 100755
--- a/scripts/raid-status
+++ b/scripts/raid-status
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-DEVICE="/dev/md0"
+DEVICE="$1"
 
 TOTAL_DEVICES=$(mdadm -D "$DEVICE" | grep 'Total Devices' | cut -d':' -f 2 | tr -d ' ')