diff --git a/roles/dhcp_server/files/dhcpd.conf.noc01.iad2.fedoraproject.org b/roles/dhcp_server/files/dhcpd.conf.noc01.iad2.fedoraproject.org
index bd6349c82e..7b10df19e4 100644
--- a/roles/dhcp_server/files/dhcpd.conf.noc01.iad2.fedoraproject.org
+++ b/roles/dhcp_server/files/dhcpd.conf.noc01.iad2.fedoraproject.org
@@ -558,7 +558,7 @@ host worker01-ocp {
      option subnet-mask 255.255.255.0;
 }
 host worker02-ocp {
-     hardware ethernet 68:05:CA:CE:A2:90;
+     hardware ethernet 68:05:CA:CE:A2:91;
      fixed-address 10.3.163.124;
      filename "uefi/grubx64.efi";
      next-server 10.3.163.10;
@@ -566,7 +566,7 @@ host worker02-ocp {
      option subnet-mask 255.255.255.0;
 }
 host worker03-ocp {
-     hardware ethernet 68:05:CA:CE:A7:4C;
+     hardware ethernet 68:05:CA:CE:A7:4D;
      fixed-address 10.3.163.125;
      filename "uefi/grubx64.efi";
      next-server 10.3.163.10;