Index: parcels/osaf/pim/items.py
===================================================================
--- parcels/osaf/pim/items.py   (revision 12302)
+++ parcels/osaf/pim/items.py   (working copy)
@@ -489,7 +489,7 @@
            item.setTriageStatusChanged(when=someDateTime)
         """
         when = when or datetime.now(tz=ICUtzinfo.default)
-        self.triageStatusChanged = time.mktime(when.utctimetuple())
+        self.triageStatusChanged = -time.mktime(when.utctimetuple())
         logger.debug("%s.triageStatus = %s @ %s", self, getattr(self, 'triageStatus', None), when)

         if getattr(self, '_unpurgedTriageStatus', None) == self.triageStatus: