fix perl packaging issue
diff --git a/lib/perl/build-cpan-dist.sh b/lib/perl/build-cpan-dist.sh
index c92fd76..ac0ff0b 100755
--- a/lib/perl/build-cpan-dist.sh
+++ b/lib/perl/build-cpan-dist.sh
@@ -52,5 +52,5 @@
 cp -pr ../gen-perl2 .
 perl ../tools/FixupDist.pl
 cd ..
-tar cvzf --hard-dereference $DISTFILE $DISTDIR
+tar cvzf $DISTFILE $DISTDIR
 rm -r $DISTDIR