diff --git a/zabbix_conf/vdo.conf b/zabbix_conf/vdo.conf
index 8c04c8a..95c1860 100644
--- a/zabbix_conf/vdo.conf
+++ b/zabbix_conf/vdo.conf
@@ -1,12 +1,12 @@
 # Discover VDO volumes
 # $1 not used for now
-UserParameter=vfs.vdo.vol.discovery[*],/var/lib/zabbix/bin/disco_vdo_sudo --what=volumes
+UserParameter=vfs.vdo.discovery[*],/var/lib/zabbix/bin/disco_vdo_sudo --what=$1
 
 # Type: Agent or Agent (active)
 # Key: vfs.vdo.vol[volume,item] where volume is the name of the volume to monitor
 # item can be one of the valid keys (run manually without --value arg to see available keys)
-UserParameter=vfs.vdo.vol[*],/var/lib/zabbix/bin/check_vdo_sudo --volume=$1 --value=$2
+UserParameter=vfs.vdo.vol[*],sudo /var/lib/zabbix/bin/check_vdo_sudo --volume=$1 --value=$2
 
 # Type: Agent or Agent (active)
 # You can also get all the info about a vdo volume at once, in JSON
-UserParameter=vfs.vdo.vol.all[*],/var/lib/zabbix/bin/check_vdo_sudo --volume=$1
+UserParameter=vfs.vdo.vol.all[*],sudo /var/lib/zabbix/bin/check_vdo_sudo --volume=$1