diff --git a/pubtools/_ami/tasks/push.py b/pubtools/_ami/tasks/push.py
index 0e72ca3..b1e90a7 100644
--- a/pubtools/_ami/tasks/push.py
+++ b/pubtools/_ami/tasks/push.py
@@ -109,6 +109,7 @@ def upload(self, push_item):
             "virt_type": push_item.virtualization,
             "root_device_name": push_item.root_device,
             "volume_type": push_item.volume,
+            "uefi_support": push_item.uefi_support,
             "billing_products": push_item.billing_codes.codes,
             "accounts": accounts,
             "snapshot_account_ids": snapshot_account_ids,