diff --git a/boards/arm/cxd56xx/spresense/scripts/Make.defs b/boards/arm/cxd56xx/spresense/scripts/Make.defs
index dae92479c8..07e14ad6e1 100644
--- a/boards/arm/cxd56xx/spresense/scripts/Make.defs
+++ b/boards/arm/cxd56xx/spresense/scripts/Make.defs
@@ -121,7 +121,3 @@ endif
 ifneq ($(CONFIG_ASMP_MEMSIZE),)
   LDFLAGS += --defsym=__reserved_ramsize=$(CONFIG_ASMP_MEMSIZE)
 endif
-
-HOSTCC = gcc
-HOSTCFLAGS = -Wall -Wstrict-prototypes -Wshadow -Wundef -g -pipe
-