diff --git a/group_vars/edc/main.yml b/group_vars/edc/main.yml
index fce0f8a..54f11bc 100644
--- a/group_vars/edc/main.yml
+++ b/group_vars/edc/main.yml
@@ -8,4 +8,3 @@ subnet_ids:
   users_wifi: 41
 
 router_ip_suffix: 254
-
diff --git a/group_vars/pacaterie/main.yml b/group_vars/pacaterie/main.yml
index 4a4ca3f..7d6e30c 100644
--- a/group_vars/pacaterie/main.yml
+++ b/group_vars/pacaterie/main.yml
@@ -8,3 +8,5 @@ subnet_ids:
   users_wifi: 21
 
 router_ip_suffix: 254
+
+mtu: 1500