diff --git a/data/grid5000/sites/grenoble/clusters/drac/nodes/drac-5.json b/data/grid5000/sites/grenoble/clusters/drac/nodes/drac-5.json
index fcda7e4b592fea7fcdb8bf71ee8f950f471c7744..3816b4534357aa78badd5d7d363d4aa957eb37f0 100644
--- a/data/grid5000/sites/grenoble/clusters/drac/nodes/drac-5.json
+++ b/data/grid5000/sites/grenoble/clusters/drac/nodes/drac-5.json
@@ -24,7 +24,7 @@
       "enabled": true,
       "ip": "172.16.24.5",
       "kavlan": false,
-      "mac": "98:be:94:68:00:05",
+      "mac": "98:be:94:68:48:cd",
       "mountable": true,
       "mounted": true,
       "network_address": "drac-5.grenoble.grid5000.fr",
@@ -74,7 +74,7 @@
       "interface": "Ethernet",
       "ip": "172.17.24.5",
       "kavlan": false,
-      "mac": "70:e2:84:14:00:05",
+      "mac": "70:e2:84:14:14:17",
       "management": true,
       "mountable": false,
       "mounted": false,
diff --git a/input/grid5000/sites/grenoble/clusters/drac/drac_ip.yaml.erb b/input/grid5000/sites/grenoble/clusters/drac/drac_ip.yaml.erb
index 6ff10277f23c8c2d920f43322feda85335c08f3a..21e2643c448081e0995d2a85542edf251d10c8a3 100644
--- a/input/grid5000/sites/grenoble/clusters/drac/drac_ip.yaml.erb
+++ b/input/grid5000/sites/grenoble/clusters/drac/drac_ip.yaml.erb
@@ -10,7 +10,7 @@ nodes:
                     98:be:94:68:72:35
                     98:be:94:68:72:65
                     98:be:94:68:72:55
-                    98:be:94:68:00:05
+                    98:be:94:68:48:cd
                     98:be:94:68:00:06
                     98:be:94:68:00:07
                     98:be:94:68:00:08
@@ -26,7 +26,7 @@ nodes:
                     70:e2:84:14:11:35
                     70:e2:84:14:15:79
                     70:e2:84:14:14:77
-                    70:e2:84:14:00:05
+                    70:e2:84:14:14:17
                     70:e2:84:14:00:06
                     70:e2:84:14:00:07
                     70:e2:84:14:00:08