diff --git a/target/linux/xburst/image/u-boot/Makefile b/target/linux/xburst/image/u-boot/Makefile
index 8c455a955..a59dd31ae 100644
--- a/target/linux/xburst/image/u-boot/Makefile
+++ b/target/linux/xburst/image/u-boot/Makefile
@@ -29,7 +29,7 @@ endef
 
 define Build/InstallDev
 	mkdir -p $(BIN_DIR)
-	dd if=$(PKG_BUILD_DIR)/u-boot-nand.bin of=$(BIN_DIR)/u-boot-$(UBOOT_CONFIG).bin bs=64k conv=sync
+	dd if=$(PKG_BUILD_DIR)/u-boot-nand.bin of=$(BIN_DIR)/u-boot-$(UBOOT_CONFIG).bin
 endef
 
 $(eval $(call Build/DefaultTargets))