diff --git a/Makefile b/Makefile
index 75d99a8..b412a0f 100644
--- a/Makefile
+++ b/Makefile
@@ -76,6 +76,7 @@ install: install-locales
 	cp -a config/makedist $(DESTDIR)$(sysconfdir)/sysconfig/makedist;\
 	install -d $(DESTDIR)$(sysconfdir)/cron.daily;\
 	cp -a config/20-makedist-autobuild $(DESTDIR)$(sysconfdir)/cron.daily/20-makedist-autobuild;\
+	cp -a config/30-makedist-autobuild-cleanold $(DESTDIR)$(sysconfdir)/cron.daily/30-makedist-autobuild-cleanold;\
 	install -d $(DESTDIR)$($recordvmstatedir);\
 	cp -a var/recordvm-xinitrc $(DESTDIR)$(recordvmstatedir)/.xinitrc;\
 	cp -a var/recordvm-xvidcaprc $(DESTDIR)$(recordvmstatedir)/.xvidcaprc;\
diff --git a/config/30-makedist-autobuild-cleanold b/config/30-makedist-autobuild-cleanold
new file mode 100755
index 0000000..727a585
--- /dev/null
+++ b/config/30-makedist-autobuild-cleanold
@@ -0,0 +1,66 @@
+#!/bin/bash
+#
+# Makedist automatic clean script
+# Copyright (c) 2007-2012 by Silvan Calarco <silvan.calarco@mambasoft.it>
+#
+. /etc/sysconfig/makedist
+SOURCEDIR=/var/makedist
+DESTBASEDIR=/var/ftp/pub/openmamba/devel/media
+DESTBASEURL=/pub/openmamba/devel/media
+[ "$TODAYDATE" ] || TODAYDATE=`date +%Y%m%d`
+GLOBDOWNLOADSFILE=$DESTBASEDIR/downloads.inc
+LANGS="it en es"
+ARCHS="i586 arm"
+
+tmpfile=`mktemp`
+
+[ $tmpfile ] || {
+   echo "Error: cannot create temporary files; aborting."
+   exit 1
+}
+for l in $LANGS; do
+  for d in `find $DESTBASEDIR/*/$l -maxdepth 0 -type d`; do
+     for a in $ARCHS; do
+        > $tmpfile
+        for f in `find $d -maxdepth 1 -name "*.$a.iso" -o -name "*.$a.cpio.gz" -o -name "*.$a.tar.gz" -o -name "*.$a.tar.xz" -o -name "*.$a.tar.bz2"`; do
+           echo `stat -c %Z $f` `basename $f` >> $tmpfile
+        done
+        filecount=0
+        for f in `cat $tmpfile | sort -r | awk '{ print $2 }' `; do
+           if [ $filecount = 0 ]; then
+              [ "$VERBOSE" -o "$SIMULATE" ] && echo "KEEP $f"
+           else
+              [ "$VERBOSE" -o "$SIMULATE" ] && echo "MOVE $f"
+              [ "$SIMULATE" ] && continue
+              [ -e $d/old ] || mkdir -p $d/old
+              mv $d/$f $d/old/
+              [ -e $d/$f.MD5.txt ] && mv $d/$f.MD5.txt $d/old/
+              [ -e $d/$f.torrent ] && mv $d/$f.torrent $d/old/
+           fi
+           filecount=`expr $filecount + 1`
+        done
+        # clean old directory
+        > $tmpfile
+        for f in `find $d/old -maxdepth 1 -name "*.$a.iso" -o -name "*.$a.cpio.gz" -o -name "*.$a.tar.gz" -o -name "*.$a.tar.xz" -o -name "*.$a.tar.bz2"`; do
+           echo `stat -c %Z $f` `basename $f` >> $tmpfile
+        done
+        SNAPSHOT_DATE=
+        for f in `cat $tmpfile | sort -r | awk '{ print $2 }' `; do
+           SNAPSHOT_DATE_PREVIOUS=$SNAPSHOT_DATE
+           SNAPSHOT_DATE=`echo $f | sed "s|.*snapshot-\([0-9]*\)\..*|\1|"`
+           if [ "${SNAPSHOT_DATE:0:6}" = "${SNAPSHOT_DATE_PREVIOUS:0:6}" ]; then
+              [ "$VERBOSE" -o "$SIMULATE" ] && echo "DELE old/$f ($SNAPSHOT_DATE)"
+              [ "$SIMULATE" ] && continue
+              rm -f $d/old/$f
+              [ -e $d/old/$f.MD5.txt ] && rm -f $d/old/$f.MD5.txt
+              [ -e $d/old/$f.torrent ] && rm -f $d/old/$f.torrent
+           else
+              [ "$VERBOSE" -o "$SIMULATE" ] && echo "KEEP old/$f ($SNAPSHOT_DATE)"
+           fi
+        done
+     done
+#        echo 
+#	     ls --sort=time $d/*.iso $d/*.cpio.gz
+     #find $DESTBASEDIR -name *.iso
+  done
+done