diff --git a/README.md b/README.md
index 2ec9cdb8dde642b0c37dfaa82ba7b0f141a20866..05bc03a33f8b4a1cd402dd2244d008835895e49e 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # zstack-utility
 Agents and tools for project ZStack http://zstack.org
+
+
diff --git a/baremetalpxeserver/ansible/baremetalpxeserver.py b/baremetalpxeserver/ansible/baremetalpxeserver.py
index cd18bef527331cab1775d2165155b9c27b65a962..ee428fd7a5ecca7cbaa330c01e8829ea5690189c 100644
--- a/baremetalpxeserver/ansible/baremetalpxeserver.py
+++ b/baremetalpxeserver/ansible/baremetalpxeserver.py
@@ -126,7 +126,7 @@ else:
 
 # name: check and mount /opt/zstack-dvd
 command = """
-archRelease='x86_64/c72 x86_64/c74 x86_64/c76 x86_64/ns10 aarch64/ns10 mips64el/ns10 loongarch64/ns10' 
+archRelease='x86_64/c72 x86_64/c74 x86_64/c76 x86_64/ns10 x86_64/nfs4 aarch64/ns10 mips64el/ns10 loongarch64/ns10'
 mkdir -p /var/lib/zstack/baremetal/{dnsmasq,ftp/{ks,zstack-dvd/{x86_64,aarch64,mips64el,loongarch64},scripts},tftpboot/{zstack/{x86_64,aarch64,mips64el,loongarch64},pxelinux.cfg,EFI/BOOT},vsftpd} /var/log/zstack/baremetal/;
 rm -rf /var/lib/zstack/baremetal/tftpboot/{grubaa64.efi,grub.cfg-01-*};
 is_repo_exist='false'
diff --git a/test.txt b/test.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391