diff --git a/board/mpr2/Makefile b/board/mpr2/Makefile
index b6cdeb4..0cb1dd6 100644
--- a/board/mpr2/Makefile
+++ b/board/mpr2/Makefile
@@ -16,4 +16,4 @@
 # SPDX-License-Identifier:	GPL-2.0+
 
 obj-y	:= mpr2.o
-obj-y	+= lowlevel_init.o
+extra-y	+= lowlevel_init.o