diff --git a/defaults/main.yml b/defaults/main.yml
index c82829b3..c72c2168 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -23,6 +23,7 @@ lxc_net_bridge_port: none
 lxc_net_address: 10.0.3.1
 lxc_net_netmask: 255.255.255.0
 lxc_net_gateway: none  ## if "none" no gateway will on the LXC bridge, nat must be "false" to use a gateway.
+#lxc_net_mtu: 1500 ##setting this variable will add mtu configuration for the lxc config and network bridge
 
 # lxc container nat enabled
 lxc_net_nat: true  ## If "true" nat rules will be created with the lxc network.
diff --git a/templates/lxc-net-bridge.cfg.j2 b/templates/lxc-net-bridge.cfg.j2
index afcb161b..436cb6c0 100644
--- a/templates/lxc-net-bridge.cfg.j2
+++ b/templates/lxc-net-bridge.cfg.j2
@@ -7,6 +7,9 @@ iface {{ lxc_net_bridge }} inet static
 {% if lxc_net_nat == "true" %}
 {% if lxc_net_gateway != "none" %}
     gateway {{ lxc_net_gateway }}
+{% endif %}
+{% if lxc_net_mtu is defined %}
+    mtu {{ lxc_net_mtu }}
 {% endif %}
     # nat rules start and stop
     post-up /usr/local/bin/lxc-system-manage iptables-create
diff --git a/templates/lxc-openstack.conf.j2 b/templates/lxc-openstack.conf.j2
index 24b38da7..97ab4975 100644
--- a/templates/lxc-openstack.conf.j2
+++ b/templates/lxc-openstack.conf.j2
@@ -10,4 +10,7 @@ lxc.network.type = {{ lxc_container_net_type }}
 lxc.network.name = {{ lxc_container_net_name }}
 lxc.network.link = {{ lxc_container_net_link }}
 lxc.network.flags = up
+{% if lxc_net_mtu is defined %}
+lxc.network.mtu = {{ lxc_net_mtu }}
+{% endif %}
 lxc.network.hwaddr = 00:16:3e:xx:xx:xx