diff --git a/Makefile b/Makefile
index c1a5573..fe76acc 100755
--- a/Makefile
+++ b/Makefile
@@ -339,7 +339,7 @@ EXTRA_CFLAGS += -DDM_ODM_SUPPORT_TYPE=0x04
 EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211
 EXTRA_CFLAGS += -DRTW_USE_CFG80211_STA_EVENT
 
-SUBARCH := $(shell uname -m | sed -e "s/i.86/i386/; s/ppc.*/powerpc/; s/armv.l/arm/; s/aarch64/arm64/;")
+SUBARCH := $(shell uname -m | sed -e "s/i.86/i386/; s/ppc.*/powerpc/; s/armv.l/arm/; s/aarch64/arm64/; s/riscv.*/riscv/;")
 ARCH ?= $(SUBARCH)
 CROSS_COMPILE ?=
 KVER  ?= $(if $(KERNELRELEASE),$(KERNELRELEASE),$(shell uname -r))