diff --git a/netbox/dcim/choices.py b/netbox/dcim/choices.py
index 21bd3ed7e..ba722508a 100644
--- a/netbox/dcim/choices.py
+++ b/netbox/dcim/choices.py
@@ -1141,6 +1141,8 @@ class InterfaceSpeedChoices(ChoiceSet):
         (25000000, '25 Gbps'),
         (40000000, '40 Gbps'),
         (100000000, '100 Gbps'),
+        (200000000, '200 Gbps'),
+        (400000000, '400 Gbps'),
     ]