diff --git a/vnstat/files/vnstat.rpcd b/vnstat/files/vnstat.rpcd
index 6bb2b413c..1617112dd 100755
--- a/vnstat/files/vnstat.rpcd
+++ b/vnstat/files/vnstat.rpcd
@@ -14,12 +14,14 @@ case "$1" in
 	    ;;
 	    speedallif)
 		echo '{'
-		for IFPATH in /var/lib/vnstat/*
+		for IFPATH in $(multipath | awk '/default/ {print $1}')
 		do
 			IFNAME=$(basename -- "$IFPATH")
-			echo '"'$IFNAME'": '
-			vnstat -i $IFNAME --json -tr
-			echo ','
+			[ -n "$IFNAME" ] && {
+				echo '"'$IFNAME'": '
+				vnstat -i $IFNAME --json -tr
+				echo ','
+			}
 		done
 		echo '}'
 	    ;;