diff --git a/Python/etc/network/interfaces b/Python/etc/network/interfaces
index d65da70..b9f2ce4 100644
--- a/Python/etc/network/interfaces
+++ b/Python/etc/network/interfaces
@@ -30,6 +30,7 @@ iface %(interface)s inet static
     network 138.231.136.0
     netmask 255.255.248.0
     broadcast 138.231.143.255
+    mtu 1496
     gateway 138.231.136.4
     dns-nameservers %(nameservers)s
     dns-search crans.org""" % { 'interface': interface, 'ip': pubip(), 'nameservers': ' '.join(config.dns.recursiv['fil']) }
@@ -47,6 +48,7 @@ iface %(interface)s inet static
     network 138.231.144.0
     netmask 255.255.248.0
     broadcast 138.231.151.255
+    mtu 1496
     dns-nameservers %(nameservers)s
     dns-search wifi.crans.org""" % { 'interface': interface, 'ip': wifiip(), 'nameservers': ' '.join(config.dns.recursiv['wifi']) }