diff --git a/data/grid5000/sites/nancy/clusters/grue/nodes/grue-1.json b/data/grid5000/sites/nancy/clusters/grue/nodes/grue-1.json
index 45743bae7291261da4fe8e954af92940b7ff48ba..c20de0c35602980f55538748e5fa241d8f298c5b 100644
--- a/data/grid5000/sites/nancy/clusters/grue/nodes/grue-1.json
+++ b/data/grid5000/sites/nancy/clusters/grue/nodes/grue-1.json
@@ -186,7 +186,7 @@
       "interface": "Ethernet",
       "ip": "172.17.77.1",
       "kavlan": false,
-      "mac": "4c:d9:8f:32:51:4e",
+      "mac": "54:48:10:fa:de:40",
       "management": true,
       "mountable": false,
       "mounted": false,
diff --git a/input/grid5000/sites/nancy/clusters/grue/nodes/grue-1.yaml b/input/grid5000/sites/nancy/clusters/grue/nodes/grue-1.yaml
index 5a4de42ef9e3228a99595bd27d7900576eb27c18..9cf672d16dd377f23270dde963d49f26294f7dc7 100644
--- a/input/grid5000/sites/nancy/clusters/grue/nodes/grue-1.yaml
+++ b/input/grid5000/sites/nancy/clusters/grue/nodes/grue-1.yaml
@@ -54,7 +54,7 @@ grue-1:
   network_adapters:
     bmc:
       ip: 172.17.77.1
-      mac: 4c:d9:8f:32:51:4e
+      mac: 54:48:10:fa:de:40
       management: true
     eth0:
       driver: i40e