diff --git a/zfs_backup_dataset.sh b/zfs_backup_dataset.sh
index d538d26..e178cec 100755
--- a/zfs_backup_dataset.sh
+++ b/zfs_backup_dataset.sh
@@ -64,7 +64,6 @@ echo "Saving new snapshot in tracking folder..."
 echo -e $SNAPSHOT > $last_snapshot_file
 
 echo "Destroying last snapshot..."
-# zfs destroy $LAST_SNAPSHOT
-echo "(dry)"
+zfs destroy $LAST_SNAPSHOT || exit 1
 
 echo "Backup finished."