diff --git a/automount b/automount
index d2c0e8b..66db837 100755
--- a/automount
+++ b/automount
@@ -434,7 +434,7 @@ case ${2} in
     if [ "${IGNORE_SYS_PARTS}" = 'YES' ]
     then
       SYS_DEV=$( echo ${1} | grep -E -o '^[a-z]+[0-9]+' )
-      SYS_GPART=$( gpart show -p -r ${SYS_DEV} | sed 's@=>@@g' | grep " ${1} " | awk '{print $4}' )
+      SYS_GPART=$( gpart show -p -r ${SYS_DEV} 2> /dev/null | sed 's@=>@@g' | grep " ${1} " | awk '{print $4}' )
       case ${SYS_GPART} in
         (c12a7328-f81f-11d2-ba4b-00a0c93ec93b) exit 0 ;;
         (e3c9e316-0b5c-4db8-817d-f92df00215ae) exit 0 ;;