diff --git a/files/initrd/opt/arc/zimage-patch.sh b/files/initrd/opt/arc/zimage-patch.sh
index 53f3bf0d..28051ed1 100755
--- a/files/initrd/opt/arc/zimage-patch.sh
+++ b/files/initrd/opt/arc/zimage-patch.sh
@@ -31,4 +31,6 @@ else
   ${ARC_PATH}/kpatch "${TMP_PATH}/vmlinux" "${TMP_PATH}/vmlinux-mod" >"${LOG_FILE}" 2>&1 || dieLog
   # rebuild zImage
   ${ARC_PATH}/vmlinux-to-bzImage.sh "${TMP_PATH}/vmlinux-mod" "${MOD_ZIMAGE_FILE}" >"${LOG_FILE}" 2>&1 || dieLog
-fi
\ No newline at end of file
+fi
+
+sync
\ No newline at end of file