diff --git a/Setup-Computer-IOC-Server.md b/Setup-Computer-IOC-Server.md
index 6c4d53e..cb94af0 100644
--- a/Setup-Computer-IOC-Server.md
+++ b/Setup-Computer-IOC-Server.md
@@ -90,7 +90,7 @@ sudo cp /home/control/work/stxm/IOCServer/tftpd-hpa /etc/default/
 
 - setup DNS and DHCP
 ```
-sudo cp /home/control/work/stxm/IOCServer/ /etc/dnsmasq.d/dnsmasq.conf 
+sudo cp /home/control/work/stxm/IOCServer/dnsmasq.conf /etc/dnsmasq.d/ 
 ```
 
 - setup ethercat