diff --git a/board/nuvoton/install_rootfs_emwin.sh b/board/nuvoton/install_rootfs_emwin.sh
index 7b0e310bd..4c660c0cd 100755
--- a/board/nuvoton/install_rootfs_emwin.sh
+++ b/board/nuvoton/install_rootfs_emwin.sh
@@ -1,5 +1,6 @@
 #!/bin/sh
 rm output/target/etc/resolv.conf
+chmod 777 board/nuvoton/rootfs-emwin/etc/init.d/rcS
 cp -a board/nuvoton/rootfs-emwin/* output/target/
 cp -a output/build/applications-1.0.0/emWin/Sample/SimpleDemo/SimpleDemo output/target/usr/bin
 cp -a output/build/applications-1.0.0/emWin/Sample/GUIDemo/GUIDemo output/target/usr/bin