diff --git a/admin-guide/configuration/networking.md b/admin-guide/configuration/networking.md
index 36f92a00..fb4691e0 100644
--- a/admin-guide/configuration/networking.md
+++ b/admin-guide/configuration/networking.md
@@ -157,6 +157,10 @@ networking::bonding::bond0:
     mode: '802.3ad'
     xmit_hash_policy: 'layer2+3'
     miimon: '100'
+  # optional
+  additional_config:
+    ethernet:
+      mtu: 9000
 ```
 Feel free to extend the documentation here or provide a link for detailed explanation of the bond options.