diff --git a/roles/mesh_wg/templates/mesh_wg.conf.j2 b/roles/mesh_wg/templates/mesh_wg.conf.j2
index 7d18644..8cfe375 100644
--- a/roles/mesh_wg/templates/mesh_wg.conf.j2
+++ b/roles/mesh_wg/templates/mesh_wg.conf.j2
@@ -8,7 +8,7 @@ iface vx-{{ site_code }}
 	#vxlan-physdev	wg-ffrgb_tst
 	pre-up		ip -6 link add vx-{{ site_code }} type vxlan id {{ vx_wg_vni }} local fe80::{{ gateway_id }} dev wg-{{ site_code }} noudpcsum dstport 8472
 	up		ip link set vx-{{ site_code }} up
-	post-up		ip link set vx-{{ site_code }} mtu 1532
+	post-up		ip link set vx-{{ site_code }} mtu 1350
 	post-up		batctl -m bat-{{ site_code }} if add vx-{{ site_code }}
 	down		ip link set vx-{{ site_code }} down
 	post-down	ip -6 link del vx-{{ site_code }}
@@ -19,5 +19,5 @@ iface wg-{{ site_code }}
 	address		fe80::{{ gateway_id }}/128
 	ipv6-addrgen	no
 	link-type	wireguard
-	mtu		1610
+	mtu		1420
 	pre-up		wg setconf wg-{{ site_code }} /etc/wireguard/wg-{{ site_code }}.conf