diff --git a/roles/fastd/defaults/main.yml b/roles/fastd/defaults/main.yml
index 371dbef..da5e5bd 100644
--- a/roles/fastd/defaults/main.yml
+++ b/roles/fastd/defaults/main.yml
@@ -3,6 +3,5 @@ batman_interface: bat-{{ site_code }}
 fastd_anonymous: true
 fastd_bind: any
 fastd_instances: 3
-fastd_mtu: 1312
 fastd_peers_limit: -1
 fastd_port: 10000