diff --git a/xemacs.changes b/xemacs.changes
index c2f462c..997f9d7 100644
--- a/xemacs.changes
+++ b/xemacs.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Thu Jun 29 07:51:21 UTC 2017 - bwiedemann@suse.com
+
+- use gzip -n to not add timestamps to .gz headers
+- use %fdupes macro to create symlinks in a reproducible way
+
 -------------------------------------------------------------------
 Sat May  6 10:34:52 UTC 2017 - meissner@suse.com
 
diff --git a/xemacs.spec b/xemacs.spec
index 3a93305..69af295 100644
--- a/xemacs.spec
+++ b/xemacs.spec
@@ -431,7 +431,7 @@ for f in %{buildroot}%{_prefix}/man/man1/*.1 \
 do
     test "${f##*.}" = "gz" && continue
     test -e $f || continue
-    gzip -9f $f
+    gzip -9nf $f
 done
 find %{buildroot}%{_datadir}/xemacs/%{version}/ -name '*.orig'     | xargs -r rm -f
 find %{buildroot}%{_datadir}/xemacs/%{version}/ -name '*.el.ediff' | xargs -r rm -f
@@ -489,30 +489,7 @@ install -m 0644 suse/README.SUSE %{buildroot}/%{_docdir}/xemacs/README.SUSE
 ln -sf  /usr/share/xemacs/%{version}/etc %{buildroot}/%{_docdir}/xemacs/etc
 mkdir -p %{buildroot}%{_sysconfdir}/skel/.xemacs
 install -m 0644 %{_sourcedir}/skel.init.el %{buildroot}%{_sysconfdir}/skel/.xemacs/init.el
-fdupes -q -r -1 %{buildroot}%{_datadir}/xemacs/%{version}/etc/ %{buildroot}%{_mandir}/man1/ |\
-xargs -n 2 | while read first second; do
-    case "${first}" in
-    *xemacs/%{version}/etc/*)
-	target=$second
-	file=$first
-	;;
-    *)  target=$first
-	file=$second
-    esac
-    ln -sf ${file#%{buildroot}} ${target}
-done
-fdupes -q -r -1 %{buildroot}%{_datadir}/xemacs/%{version}/etc/toolbar/ |\
-xargs -n 2 | while read first second; do
-    case "${first}" in
-    *xemacs/%{version}/etc/*)
-	target=$second
-	file=$first
-	;;
-    *)  target=$first
-	file=$second
-    esac
-    ln -sf ${file#%{buildroot}} ${target}
-done
+%fdupes -s %{buildroot}%{_datadir}
 #
 # replace buildroot in comments in .elc files by spaces with the same total length:
 REPLACEMENT=$(echo %{buildroot} | tr '[:print:]' ' ')