diff --git a/Makefile b/Makefile
index 7192001..adef222 100644
--- a/Makefile
+++ b/Makefile
@@ -93,7 +93,7 @@ ifeq ($(CONFIG_WOWLAN), y)
 EXTRA_CFLAGS += -DCONFIG_WOWLAN
 endif
 
-SUBARCH := $(shell uname -m | sed -e s/i.86/i386/ | sed -e s/ppc/powerpc/ | sed -e s/armv.l/arm/)
+SUBARCH := $(shell uname -m | sed -e "s/i.86/i386/; s/ppc/powerpc/; s/armv.l/arm/; s/aarch64/arm64/;")
 
 ARCH ?= $(SUBARCH)
 CROSS_COMPILE ?=