diff --git a/lib/stm32/l1/Makefile b/lib/stm32/l1/Makefile
index 0cb5b47c..1f7def2a 100644
--- a/lib/stm32/l1/Makefile
+++ b/lib/stm32/l1/Makefile
@@ -38,7 +38,8 @@ OBJS		+= dma_common_f13.o
 OBJS		+= gpio_common_all.o gpio_common_f234.o
 OBJS		+= i2c_common_all.o iwdg_common_all.o
 OBJS		+= pwr_common_all.o pwr.o rtc_common_bcd.o
-OBJS		+= spi_common_all.o timer_common_all.o usart_common_all.o
+OBJS		+= spi_common_all.o timer_common_all.o
+OBJS		+= usart_common_all.o usart_common_f124.o
 
 VPATH += ../../usb:../:../../cm3:../common