diff -urNbBp unison-2.27.57/props.ml.orig unison-2.27.57/props.ml
--- unison-2.27.57/props.ml.orig	2007-04-01 23:03:20.000000000 -0400
+++ unison-2.27.57/props.ml	2009-02-02 14:22:07.000000000 -0500
@@ -501,6 +501,8 @@ let get stats _ =
   let v = stats.Unix.LargeFile.st_mtime in
   if stats.Unix.LargeFile.st_kind = Unix.S_REG && Prefs.read sync then
     Synced v
+  else if stats.Unix.LargeFile.st_kind = Unix.S_DIR && Prefs.read sync then
+    Synced v
   else
     NotSynced v