diff --git a/arch/arm/src/stm32l4/Make.defs b/arch/arm/src/stm32l4/Make.defs
index a1acddd1bad..d4f1c944948 100644
--- a/arch/arm/src/stm32l4/Make.defs
+++ b/arch/arm/src/stm32l4/Make.defs
@@ -105,10 +105,6 @@ else ifeq ($(CONFIG_MODULE),y)
 CMN_CSRCS += up_elf.c up_coherent_dcache.c
 endif
 
-ifeq ($(CONFIG_STACK_COLORATION),y)
-CMN_CSRCS += up_checkstack.c
-endif
-
 # Required STM32L4 files
 
 CHIP_ASRCS  =