diff --git a/kyanite.sh b/kyanite.sh
index c50fda3..9736dc5 100755
--- a/kyanite.sh
+++ b/kyanite.sh
@@ -2,12 +2,15 @@
 
 helpme() {
   echo "usage:"
-  echo "  $0 full|partial|restore SRC DEST [options]"
+  echo "  $0 full|partial|restore [--name NAME] SRC DEST [options]"
   echo "    COMMANDS:"
   echo "      full: Make a full backup of SRC to DEST/HOST/TIMESTAMP_full/"
   echo "      partial: Make partial backup of SRC to DEST/HOST/TIMESTAMP_part/"
   echo "               relative to the latest full backup in that directory"
   echo "      restore: Restore the backup at DEST/ to SRC/"
+  echo "    NAME:"
+  echo "      Force main subdir inside DEST instead of hostname."
+  echo "      Useful if backing up, eg, external media."
   echo "    SRC:"
   echo "      Relative or absolute path for the source to backup or restore from."
   echo "      When backing up, can be a remote path in the form of user@host:path;"
@@ -37,6 +40,12 @@ else mode=none;
 fi
 shift;
 
+if [ "$1" = "--name" ]; then
+  shift
+  forcedName=$1;
+  shift;
+fi
+
 srcDir=$1;
 shift;
 
@@ -45,8 +54,13 @@ remoteHost=$(echo $srcDir | awk -F : '{ print $1 }' | awk -F @ '{ print $2  }');
 
 if [ ! -z "${remoteHost}" ]; then
   host=${remoteHost};
-else host=$(hostname)
+else host=$(hostname);
 fi
+
+if [ ! -z "${forcedName}" ]; then
+  host=${forcedName};
+fi
+
 shift;
 
 case $mode in
@@ -57,7 +71,7 @@ case $mode in
     ;;
   part)
     fullDest=${destDir}/${host}/$(date +%Y-%m-%d_%H:%M)_part;
-    lastFullBackup=$(ls -1d ${destDir}/$(hostname)/*_full | tail -n 1);
+    lastFullBackup=$(ls -1d ${destDir}/${host}/*_full | tail -n 1);
     mkdir -p ${fullDest};
     rsync -av --link-dest=${lastFullBackup} $@ ${srcDir} ${fullDest};
     ;;