diff --git a/aerofs/aerofs-clean b/aerofs/aerofs-clean
index 7775853..bcfe246 100755
--- a/aerofs/aerofs-clean
+++ b/aerofs/aerofs-clean
@@ -7,17 +7,23 @@ AEROAUX=($MyDir/.aerofs.aux*)
 
 
 if [ -z "$1" ]
-then echo partial/revisions/conflicts: '(-f to delete.)'
+then echo partial/revisions/conflicts: '(-f to delete all. -d to delete +3 days)'
      du -h -d 1 "$AEROAUX/"
      exit 0
 fi
 
-while getopts "f" OPTS;
+while getopts "df" OPTS;
 do case ${OPTS} in
    f)
         find "$AEROAUX/r" -mindepth 1 -depth -exec rm -Rf \{\} \;
         find "$AEROAUX/p" -mindepth 1 -depth -exec rm -Rf \{\} \;
         du -h -d 1 "$AEROAUX/"
         ;;
+   d)
+        find "$AEROAUX/r" -mindepth 1 -type f -mtime +3 -exec rm -Rf \{\} \;
+        find "$AEROAUX/p" -mindepth 1 -type f -mtime +3 -exec rm -Rf \{\} \;
+        du -h -d 1 "$AEROAUX/"
+        ;;
    esac
+   
 done