diff --git a/include/image-commands.mk b/include/image-commands.mk
index a7acd0ee67..04fa853fbb 100644
--- a/include/image-commands.mk
+++ b/include/image-commands.mk
@@ -59,7 +59,7 @@ define Build/fit
 		-D $(DEVICE_NAME) -o $@.its -k $@ \
 		$(if $(word 2,$(1)),-d $(word 2,$(1))) -C $(word 1,$(1)) \
 		-a $(KERNEL_LOADADDR) -e $(if $(KERNEL_ENTRY),$(KERNEL_ENTRY),$(KERNEL_LOADADDR)) \
-		-A $(ARCH) -v $(LINUX_VERSION)
+		-A $(LINUX_KARCH) -v $(LINUX_VERSION)
 	PATH=$(LINUX_DIR)/scripts/dtc:$(PATH) mkimage -f $@.its $@.new
 	@mv $@.new $@
 endef
diff --git a/include/image.mk b/include/image.mk
index 3daee35c48..ab5b816844 100644
--- a/include/image.mk
+++ b/include/image.mk
@@ -143,7 +143,7 @@ endef
 define Image/BuildKernel/MkFIT
 	$(TOPDIR)/scripts/mkits.sh \
 		-D $(1) -o $(KDIR)/fit-$(1).its -k $(2) $(if $(3),-d $(3)) -C $(4) -a $(5) -e $(6) \
-		-A $(ARCH) -v $(LINUX_VERSION)
+		-A $(LINUX_KARCH) -v $(LINUX_VERSION)
 	PATH=$(LINUX_DIR)/scripts/dtc:$(PATH) mkimage -f $(KDIR)/fit-$(1).its $(KDIR)/fit-$(1)$(7).itb
 endef