diff --git a/roles/mesh-interfaces/templates/mesh.conf.j2 b/roles/mesh-interfaces/templates/mesh.conf.j2
index 8a1e876..a98d5b8 100644
--- a/roles/mesh-interfaces/templates/mesh.conf.j2
+++ b/roles/mesh-interfaces/templates/mesh.conf.j2
@@ -27,6 +27,7 @@ iface bat-{{ site_code }}
 	#
 	up /usr/sbin/batctl -m bat-{{ site_code }} gw_mode server 100000 100000
 	up /usr/sbin/batctl -m bat-{{ site_code }} it 5000
+	up /usr/sbin/batctl -m bat-{{ site_code }} multicast_mode 0
 	up /usr/sbin/batctl -m bat-{{ site_code }} ra {{ batman_algo }}
 
 # dmy-{{ site_code }}