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-rw-r--r--Bootloaders/HID/makefile8
1 files changed, 4 insertions, 4 deletions
diff --git a/Bootloaders/HID/makefile b/Bootloaders/HID/makefile
index 9e33f7bfe..667bfd96b 100644
--- a/Bootloaders/HID/makefile
+++ b/Bootloaders/HID/makefile
@@ -14,14 +14,14 @@
#
# Note that the bootloader size and start address given in AVRStudio is in words and not
# bytes, and so will need to be doubled to obtain the byte address needed by AVR-GCC.
-FLASH_SIZE_KB = 128
-BOOT_SECTION_SIZE_KB = 8
+FLASH_SIZE_KB := 128
+BOOT_SECTION_SIZE_KB := 8
# Formulas used to calculate the starting address of the Bootloader section, and the User Application
# API jump table (for more information on the latter, see the bootloader documentation). These formulas
# should not need to be altered - modify the FLASH_SIZE_KB and BOOT_SECTION_KB values above instead.
-BOOT_START = 0x$(shell echo "obase=16; ($(FLASH_SIZE_KB) - $(BOOT_SECTION_SIZE_KB)) * 1024" | bc)
-BOOT_API_TABLESTART = 0x$(shell echo "obase=16; (($(FLASH_SIZE_KB) * 1024) - 96)" | bc)
+BOOT_START := 0x$(shell echo "obase=16; ($(FLASH_SIZE_KB) - $(BOOT_SECTION_SIZE_KB)) * 1024" | bc)
+BOOT_API_TABLESTART := 0x$(shell echo "obase=16; (($(FLASH_SIZE_KB) * 1024) - 96)" | bc)
MCU = at90usb1287
ARCH = AVR8