diff --git a/backup b/backup
index a194e05..a590072 100755
--- a/backup
+++ b/backup
@@ -5,6 +5,7 @@ use Simba::CA;
 use POSIX qw(strftime);
 use Getopt::Long;
 use Filesys::Statvfs;
+use File::stat;
 
 my @filesets;
 
@@ -24,6 +25,25 @@ my $ca = Simba::CA->new({
 			});
 $ca->log_level(9);
 
+# Try to find all devices suitable for backup and mount them.
+# We do this by trying to find a matching device for each subdirectory
+# of /backup. Another way might be to check all USB disks.
+my $st = stat("/backup/");
+my $base_device = $st->dev;
+for (glob("/backup/*")) {
+    my $st = stat($_);
+    my $dir_device = $st->dev;
+    if ($base_device == $dir_device) {
+        # not a mount point
+        (my $basedir = $_) =~ s{^/backup/}{};
+        if (-e "/dev/disk/by-id/$basedir") {
+            # matching device exists
+            system("/bin/mount", "-o", "nodev,noexec,nomand,nosuid", "/dev/disk/by-id/$basedir", $_);
+        }
+    }
+}
+
+
 # find the backup dir with the most free space available.
 # other strategies are possible, like round robin, or daily, weekly,
 # etc. backups.