diff --git a/src/drivers/boards/px4-stm32f4discovery/CMakeLists.txt b/src/drivers/boards/px4-stm32f4discovery/CMakeLists.txt
index 8004abad5a..9f42a6ded7 100644
--- a/src/drivers/boards/px4-stm32f4discovery/CMakeLists.txt
+++ b/src/drivers/boards/px4-stm32f4discovery/CMakeLists.txt
@@ -35,6 +35,7 @@ px4_add_module(
 	SRCS
 		../common/stm32/board_reset.c
 		../common/stm32/board_identity.c
+		../common/stm32/board_mcu_version.c
 		px4discovery_init.c
 		px4discovery_usb.c
 		px4discovery_led.c