diff --git a/src/tm_mad/shared/monitor b/src/tm_mad/shared/monitor
index 237ba276a4..1c6990d278 100755
--- a/src/tm_mad/shared/monitor
+++ b/src/tm_mad/shared/monitor
@@ -77,7 +77,7 @@ vms=\$(ls "$BASE_PATH" | grep '^[0-9]\+$')
 
 for vm in \$vms; do
     vmdir="${BASE_PATH}/\${vm}"
-    disks=\$(ls "\$vmdir" | grep '^disk\.[0-9]\+$')
+    disks=\$(ls "\$vmdir" 2>/dev/null | grep '^disk\.[0-9]\+$')
 
     [ -z \$disks ] && continue
 
@@ -92,7 +92,7 @@ for vm in \$vms; do
         echo -n "DISK_SIZE=[ID=\${disk_id},SIZE=\${disk_size}] "
 
         if [ -e "\$snap_dir" ]; then
-            snaps="\$(ls "\$snap_dir" | grep '^[0-9]$')"
+            snaps="\$(ls "\$snap_dir" 2>/dev/null | grep '^[0-9]$')"
 
             for snap in \$snaps; do
                 snap_size="\$(du -mL "\${snap_dir}/\${snap}" | awk '{print \$1}')"
diff --git a/src/tm_mad/ssh/monitor_ds b/src/tm_mad/ssh/monitor_ds
index da95c9def5..f01e51328d 100755
--- a/src/tm_mad/ssh/monitor_ds
+++ b/src/tm_mad/ssh/monitor_ds
@@ -22,7 +22,7 @@ vms=$(ls "$dir" | grep '^[0-9]\+$')
 
 for vm in $vms; do
     vmdir="${dir}/${vm}"
-    disks=$(ls "$vmdir" | grep '^disk\.[0-9]\+$')
+    disks=$(ls "$vmdir" 2>/dev/null | grep '^disk\.[0-9]\+$')
 
     [ -z "$disks" ] && continue