diff --git a/os/hal/ports/STM32/STM32F1xx/platform_f105_f107.mk b/os/hal/ports/STM32/STM32F1xx/platform_f105_f107.mk
index c2c023e24..41526dc9b 100644
--- a/os/hal/ports/STM32/STM32F1xx/platform_f105_f107.mk
+++ b/os/hal/ports/STM32/STM32F1xx/platform_f105_f107.mk
@@ -68,8 +68,8 @@ PLATFORMSRC := $(CHIBIOS)/os/hal/ports/common/ARMCMx/nvic.c \
                $(CHIBIOS)/os/hal/ports/STM32/LLD/DMAv1/stm32_dma.c \
                $(CHIBIOS)/os/hal/ports/STM32/LLD/EXTIv1/hal_ext_lld.c \
                $(CHIBIOS)/os/hal/ports/STM32/LLD/GPIOv1/hal_pal_lld.c \
-			   $(CHIBIOS)/os/hal/ports/STM32/LLD/I2Cv1/hal_i2c_lld.c \
-		 	   $(CHIBIOS)/os/hal/ports/STM32/LLD/MACv1/hal_mac_lld.c \
+               $(CHIBIOS)/os/hal/ports/STM32/LLD/I2Cv1/hal_i2c_lld.c \
+               $(CHIBIOS)/os/hal/ports/STM32/LLD/MACv1/hal_mac_lld.c \
                $(CHIBIOS)/os/hal/ports/STM32/LLD/OTGv1/hal_usb_lld.c \
                $(CHIBIOS)/os/hal/ports/STM32/LLD/RTCv1/hal_rtc_lld.c \
                $(CHIBIOS)/os/hal/ports/STM32/LLD/SDIOv1/hal_sdc_lld.c \