1 files changed, 4 insertions, 1 deletions

diff --git a/keyboards/linworks/whale75/rules.mk b/keyboards/linworks/whale75/rules.mk
index 444459918..bcca4a73d 100644
--- a/keyboards/linworks/whale75/rules.mk
+++ b/keyboards/linworks/whale75/rules.mk
@@ -2,6 +2,9 @@
 MCU = STM32F303
 BOARD = QMK_PROTON_C
 
+# Bootloader selection
+BOOTLOADER = stm32-dfu
+
 # Build Options
 #   change yes to no to disable
 #
@@ -22,4 +25,4 @@ ENCODER_ENABLE = yes
 WS2812_DRIVER = pwm
 
 # Enter lower-power sleep mode when on the ChibiOS idle thread
-OPT_DEFS += -DCORTEX_ENABLE_WFI_IDLE=TRUE
\ No newline at end of file
+OPT_DEFS += -DCORTEX_ENABLE_WFI_IDLE=TRUE