diff --git a/nasp-jumpserver/Dockerfile b/nasp-jumpserver/Dockerfile
index 0e341d0..720e8f5 100644
--- a/nasp-jumpserver/Dockerfile
+++ b/nasp-jumpserver/Dockerfile
@@ -10,7 +10,8 @@ RUN cd /opt && git clone https://git.nasp.ob.ac.cn/NASP/registry \
   && ./registry/scripts/jumpserver_deploy.sh \
   && curl dotfiles.cn | bash -s - -l -u root \
   && sed -i 's?root:x:0:0:root:/root:/bin/ash?root:x:0:0:root:/root:/bin/zsh?' /etc/passwd \
-  && sed -i 's?ssh:x:1000:1000:jumpserver user ssh:/home/ssh:/bin/ash?ssh:x:1000:1000:jumpserver user ssh:/home/ssh:/bin/bash?' /etc/passwd
+  && sed -i 's?ssh:x:1000:1000:jumpserver user ssh:/home/ssh:/bin/ash?ssh:x:1000:1000:jumpserver user ssh:/home/ssh:/bin/bash?' /etc/passwd \
+  && echo "nameserver 192.168.16.118" > /etc/resolv.conf
 
 EXPOSE 22
 ENTRYPOINT ["/etc/startup.sh"]