--- a/mercurial/commands.py	Sun Feb 03 21:03:46 2008 -0200
+++ b/mercurial/commands.py	Sun Feb 03 21:03:46 2008 -0200
@@ -1632,6 +1632,9 @@
                         repo.rollback()
                         raise util.Abort(_('patch is damaged' +
                                            ' or loses information'))
+                # Force a dirstate write so that the next transaction backups
+                # an up-do-date file.
+                repo.dirstate.write()
             finally:
                 os.unlink(tmpname)
     finally: