diff --git a/hw/net/vhost_net.c b/hw/net/vhost_net.c
index 6b958d6363..57427a3997 100644
--- a/hw/net/vhost_net.c
+++ b/hw/net/vhost_net.c
@@ -78,6 +78,9 @@ static const int user_feature_bits[] = {
     VIRTIO_F_RING_RESET,
     VIRTIO_NET_F_RSS,
     VIRTIO_NET_F_HASH_REPORT,
+    VIRTIO_NET_F_GUEST_USO4,
+    VIRTIO_NET_F_GUEST_USO6,
+    VIRTIO_NET_F_HOST_USO,
 
     /* This bit implies RARP isn't sent by QEMU out of band */
     VIRTIO_NET_F_GUEST_ANNOUNCE,
diff --git a/net/vhost-vdpa.c b/net/vhost-vdpa.c
index 34202ca009..4e94c50bc7 100644
--- a/net/vhost-vdpa.c
+++ b/net/vhost-vdpa.c
@@ -75,11 +75,14 @@ const int vdpa_feature_bits[] = {
     VIRTIO_NET_F_GUEST_TSO4,
     VIRTIO_NET_F_GUEST_TSO6,
     VIRTIO_NET_F_GUEST_UFO,
+    VIRTIO_NET_F_GUEST_USO4,
+    VIRTIO_NET_F_GUEST_USO6,
     VIRTIO_NET_F_HASH_REPORT,
     VIRTIO_NET_F_HOST_ECN,
     VIRTIO_NET_F_HOST_TSO4,
     VIRTIO_NET_F_HOST_TSO6,
     VIRTIO_NET_F_HOST_UFO,
+    VIRTIO_NET_F_HOST_USO,
     VIRTIO_NET_F_MQ,
     VIRTIO_NET_F_MRG_RXBUF,
     VIRTIO_NET_F_MTU,