diff --git a/hw/bsp/gr_citrus/board.mk b/hw/bsp/gr_citrus/board.mk
index 062621846..9804f8350 100644
--- a/hw/bsp/gr_citrus/board.mk
+++ b/hw/bsp/gr_citrus/board.mk
@@ -1,3 +1,5 @@
+DEPS_SUBMODULES += hw/mcu/renesas
+
 CFLAGS += \
   -nostartfiles \
   -ffunction-sections \