diff --git a/libubus.c b/libubus.c
index 93f9bac..d90dc1f 100644
--- a/libubus.c
+++ b/libubus.c
@@ -35,6 +35,7 @@ static const struct blob_attr_info ubus_policy[UBUS_ATTR_MAX] = {
 	[UBUS_ATTR_STATUS] = { .type = BLOB_ATTR_INT32 },
 	[UBUS_ATTR_OBJID] = { .type = BLOB_ATTR_INT32 },
 	[UBUS_ATTR_OBJPATH] = { .type = BLOB_ATTR_STRING },
+	[UBUS_ATTR_METHOD] = { .type = BLOB_ATTR_STRING },
 };
 static struct blob_attr *attrbuf[UBUS_ATTR_MAX];