diff --git a/srcpkgs/avahi/template b/srcpkgs/avahi/template
index 01083b6ea57..38076519470 100644
--- a/srcpkgs/avahi/template
+++ b/srcpkgs/avahi/template
@@ -1,7 +1,7 @@
 # Template file for 'avahi'
 pkgname=avahi
 version=0.6.31
-revision=12
+revision=13
 build_style=gnu-configure
 configure_args="--disable-qt3 --disable-qt4 --disable-mono --disable-monodoc
  --disable-doxygen-doc --enable-compat-libdns_sd --enable-compat-howl
@@ -34,6 +34,11 @@ post_extract() {
 	sed -e 's,\(avahi_runtime_dir=\).*,\1\"/run\",' -i ${wrksrc}/configure
 }
 
+post_install() {
+	# Enable 'disallow_other_stacks' option by default.
+	sed -e 's,\#\(disallow-other-stacks\).*,\1=yes,' -i ${DESTDIR}/etc/avahi/avahi-daemon.conf
+}
+
 avahi-autoipd_package() {
 	depends="net-tools"
 	short_desc="Avahi IPv4LL network address configuration daemon"