diff --git a/test/lib/Makefile b/test/lib/Makefile
index ea68fae..5a636aa 100644
--- a/test/lib/Makefile
+++ b/test/lib/Makefile
@@ -3,3 +3,4 @@
 # (C) Copyright 2018
 # Mario Six, Guntermann & Drunck GmbH, mario.six@gdsys.cc
 obj-y += hexdump.o
+obj-y += lmb.o