diff --git a/src/tm_mad/fs_lvm/monitor b/src/tm_mad/fs_lvm/monitor
index bb068b90ff..ea91bdb874 100755
--- a/src/tm_mad/fs_lvm/monitor
+++ b/src/tm_mad/fs_lvm/monitor
@@ -50,7 +50,7 @@ done < <($XPATH     /DS_DRIVER_ACTION_DATA/DATASTORE_LOCATION \
 
 unset i
 
-BASE_PATH="${XPATH_ELEMENTS[i++]}/$2"
+BASE_PATH="${XPATH_ELEMENTS[i++]}/$DS_ID"
 BRIDGE_LIST="${XPATH_ELEMENTS[i++]}"
 MONITOR_VM_DISKS="${XPATH_ELEMENTS[i++]}"
 
diff --git a/src/tm_mad/qcow2/monitor b/src/tm_mad/qcow2/monitor
index b761620056..9aab096ec4 100755
--- a/src/tm_mad/qcow2/monitor
+++ b/src/tm_mad/qcow2/monitor
@@ -50,7 +50,7 @@ done < <($XPATH     /DS_DRIVER_ACTION_DATA/DATASTORE_LOCATION \
 
 unset i
 
-BASE_PATH="${XPATH_ELEMENTS[i++]}/$2"
+BASE_PATH="${XPATH_ELEMENTS[i++]}/$DS_ID"
 BRIDGE_LIST="${XPATH_ELEMENTS[i++]}"
 MONITOR_VM_DISKS="${XPATH_ELEMENTS[i++]}"