diff --git a/test/copy_flash.c b/test/copy_flash.c
index 14ce854..5c40b53 100644
--- a/test/copy_flash.c
+++ b/test/copy_flash.c
@@ -51,6 +51,8 @@
 
 	atexit(cleanup);
 
+	mbox_vlog = &mbox_log_console;
+
 	src = malloc(TEST_SIZE);
 	dst = malloc(TEST_SIZE);
 	if (!(src && dst)) {