diff --git a/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-2.json b/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-2.json
index 9087848dab63e263ae926c8936bd03839e478f3b..6d0932a691270edf5be4d8adfa98a505683492a6 100644
--- a/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-2.json
+++ b/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-2.json
@@ -161,7 +161,7 @@
       "interface": "Ethernet",
       "ip": "172.17.67.2",
       "kavlan": false,
-      "mac": "18:fb:7b:9b:91:55",
+      "mac": "44:a8:42:3a:58:0d",
       "management": true,
       "mountable": false,
       "mounted": false,
diff --git a/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-2.yaml b/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-2.yaml
index 32d3801687cd60c58188a40e14118d8630bff3c3..5171ef90f79cdc5f9f4dcc2c145b63dd021e9ab8 100644
--- a/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-2.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-2.yaml
@@ -38,7 +38,7 @@ graphique-2:
   network_adapters:
     bmc:
       ip: 172.17.67.2
-      mac: 18:fb:7b:9b:91:55
+      mac: 44:a8:42:3a:58:0d
       management: true
     eth0:
       driver: bnx2x