diff --git a/firmware/Makefile b/firmware/Makefile
index bfa6d6a484..df09492206 100644
--- a/firmware/Makefile
+++ b/firmware/Makefile
@@ -42,8 +42,6 @@ ifneq ("$(wildcard $(../.git))","")
 $(error "../.git not found. We expect source code to be cloned not downloaded as zip file.")
 endif
 
-include rusefi_rules.mk
-
 # Define project name here
 PROJECT = rusefi
 PROJECT_DIR = .
@@ -201,6 +199,9 @@ endif
 endif
 DDEFS += -DSHORT_BOARD_NAME=$(SHORT_BOARD_NAME)
 
+# should be after 'board.mk'
+include rusefi_rules.mk
+
 # Include various ChibiOS mk files
 # Licensing files.
 include $(CHIBIOS)/os/license/license.mk