diff --git a/tests/vhost-user-bridge.c b/tests/vhost-user-bridge.c
index 1e5b5ca3da..f922cc75ae 100644
--- a/tests/vhost-user-bridge.c
+++ b/tests/vhost-user-bridge.c
@@ -466,11 +466,18 @@ vubr_panic(VuDev *dev, const char *msg)
     vubr->quit = 1;
 }
 
+static bool
+vubr_queue_is_processed_in_order(VuDev *dev, int qidx)
+{
+    return true;
+}
+
 static const VuDevIface vuiface = {
     .get_features = vubr_get_features,
     .set_features = vubr_set_features,
     .process_msg = vubr_process_msg,
     .queue_set_started = vubr_queue_set_started,
+    .queue_is_processed_in_order = vubr_queue_is_processed_in_order,
 };
 
 static void