diff --git a/wmi_unified_param.h b/wmi_unified_param.h
index c294868a78..bf4e8a364f 100644
--- a/wmi_unified_param.h
+++ b/wmi_unified_param.h
@@ -288,6 +288,8 @@ struct vdev_create_params {
 	uint8_t if_id;
 	uint32_t type;
 	uint32_t subtype;
+	uint8_t nss_2g;
+	uint8_t nss_5g;
 };
 
 /**