diff --git a/os_traits/hw/nic/offload.py b/os_traits/hw/nic/offload.py
index 918fd3d..9b0c639 100644
--- a/os_traits/hw/nic/offload.py
+++ b/os_traits/hw/nic/offload.py
@@ -36,4 +36,5 @@ TRAITS = [
     'RX',  # RX checksumming
     'TX',  # RX checksumming
     'SG',  # scatter-gather
+    'SWITCHDEV',  # Offload datapath rules
 ]