diff --git a/arch.mk b/arch.mk
index d2ba0543..a1322f27 100644
--- a/arch.mk
+++ b/arch.mk
@@ -66,7 +66,7 @@ ifeq ($(ARCH),ARM)
     ARCH_FLASH_OFFSET=0x08000000
     SPI_TARGET=stm32
   endif
-
+  
   ifeq ($(TARGET),stm32l5)
     CORTEX_M33=1
     CFLAGS+=-Ihal -DCORTEX_M33
@@ -77,7 +77,12 @@ ifeq ($(ARCH),ARM)
       WOLFBOOT_ORIGIN=0x08000000
     endif
   endif
-
+  
+  ifeq ($(TARGET),stm32l4)
+    ARCH_FLASH_OFFSET=0x08000000
+    SPI_TARGET=stm32
+  endif
+  
   ## Cortex-M CPU
   ifeq ($(CORTEX_M33),1)
     CFLAGS+=-mcpu=cortex-m33
@@ -267,7 +272,14 @@ ifeq ($(TARGET),psoc6)
     endif
 endif
 
-
+ifeq ($(TARGET),stm32l4)
+  SPI_TARGET=stm32
+  OBJS+=$(STM32CUBE)/Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_flash.o
+  OBJS+=$(STM32CUBE)/Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_flash_ex.o
+  CFLAGS+=-DSTM32L4A6xx -DUSE_HAL_DRIVER -I$(STM32CUBE)/Drivers/STM32L4xx_HAL_Driver/Inc/ \
+  -Isrc -I$(STM32CUBE)/Drivers/BSP/STM32L4xx_Nucleo_144/ -I$(STM32CUBE)/Drivers/CMSIS/Device/ST/STM32L4xx/Include/ \
+  -I$(STM32CUBE)/Drivers/CMSIS/Include/
+endif
 
 CFLAGS+=-DARCH_FLASH_OFFSET=$(ARCH_FLASH_OFFSET)