--- a/include/image-commands.mk
+++ b/include/image-commands.mk
@@ -203,7 +203,8 @@ define Build/fit
 		-a $(KERNEL_LOADADDR) -e $(if $(KERNEL_ENTRY),$(KERNEL_ENTRY),$(KERNEL_LOADADDR)) \
 		$(if $(DEVICE_FDT_NUM),-n $(DEVICE_FDT_NUM)) \
 		-c $(if $(DEVICE_DTS_CONFIG),$(DEVICE_DTS_CONFIG),"config-1") \
-		-A $(LINUX_KARCH) -v $(LINUX_VERSION)
+		-A $(LINUX_KARCH) -v $(LINUX_VERSION) \
+		$(if $(CONFIG_TARGET_ROOTFS_SQUASHFS),-R $(ROOTFS/squashfs/$(DEVICE_NAME)))
 	PATH=$(LINUX_DIR)/scripts/dtc:$(PATH) mkimage -f $@.its $@.new
 	@mv $@.new $@
 endef