diff --git a/Setup-Computer-IOC-Server.md b/Setup-Computer-IOC-Server.md
index a6cc976..142b96e 100644
--- a/Setup-Computer-IOC-Server.md
+++ b/Setup-Computer-IOC-Server.md
@@ -106,4 +106,7 @@ make all modules
 sudo make modules_install install
 sudo depmod -a
 
+sudo cp ~/work/stxm/IOCServer/99-EtherCAT.rules  /etc/udev/rules.d/
+
+
 ```