diff --git a/lib/virtio/virtio_user.c b/lib/virtio/virtio_user.c
index bdffde5db..8795e0a94 100644
--- a/lib/virtio/virtio_user.c
+++ b/lib/virtio/virtio_user.c
@@ -47,7 +47,8 @@
 #include "spdk_internal/virtio.h"
 
 #define VIRTIO_USER_SUPPORTED_PROTOCOL_FEATURES \
-	((1ULL << VHOST_USER_PROTOCOL_F_MQ))
+	((1ULL << VHOST_USER_PROTOCOL_F_MQ) | \
+	(1ULL << VHOST_USER_PROTOCOL_F_CONFIG))
 
 static int
 virtio_user_create_queue(struct virtio_dev *vdev, uint32_t queue_sel)
diff --git a/lib/virtio/virtio_user/vhost.h b/lib/virtio/virtio_user/vhost.h
index 7a434064a..2503e00f4 100644
--- a/lib/virtio/virtio_user/vhost.h
+++ b/lib/virtio/virtio_user/vhost.h
@@ -47,6 +47,10 @@
 #define VHOST_USER_PROTOCOL_F_MQ	0
 #endif
 
+#ifndef VHOST_USER_PROTOCOL_F_CONFIG
+#define VHOST_USER_PROTOCOL_F_CONFIG	9
+#endif
+
 enum vhost_user_request {
 	VHOST_USER_NONE = 0,
 	VHOST_USER_GET_FEATURES = 1,