diff --git a/target/linux/gemini/image/Makefile b/target/linux/gemini/image/Makefile
index 805c0372c1..78195cbbcc 100644
--- a/target/linux/gemini/image/Makefile
+++ b/target/linux/gemini/image/Makefile
@@ -130,7 +130,8 @@ TARGET_DEVICES += dlink_dns-313
 
 define Device/itian-raidsonic
 	IMAGES := factory.bin
-	IMAGE/factory.bin := append-rootfs | pad-to 6144k | nas4220b-sq201-images $(1)
+	IMAGE/factory.bin := append-rootfs | pad-rootfs | pad-to 6144k | \
+		nas4220b-sq201-images $(1)
 	DEVICE_PACKAGES := $(GEMINI_NAS_PACKAGES)
 endef