diff --git a/data/grid5000/sites/lyon/clusters/hydra/nodes/hydra-1.json b/data/grid5000/sites/lyon/clusters/hydra/nodes/hydra-1.json
index 329d671635456ef7731d1e5f24073d78d78b27e1..40f0f03dcf21f7ad087af868002f6ec49d2bd7f4 100644
--- a/data/grid5000/sites/lyon/clusters/hydra/nodes/hydra-1.json
+++ b/data/grid5000/sites/lyon/clusters/hydra/nodes/hydra-1.json
@@ -21,6 +21,7 @@
   },
   "exotic": true,
   "main_memory": {
+    "ram_size": 8
   },
   "management_tools": {
     "bmc_vendor_tool": "ipmitool",
@@ -79,6 +80,7 @@
     {
       "device": "bmc",
       "enabled": true,
+      "interface": "Ethernet",
       "ip": "172.17.57.1",
       "kavlan": false,
       "mac": "74:d4:dd:47:1e:21",
@@ -112,7 +114,10 @@
     "instruction_set": "aarch64",
     "microarchitecture": "Haswell",
     "microcode": "unknown",
-    "vendor": "ARM"
+    "model": "Unknown",
+    "other_description": "Unknown",
+    "vendor": "ARM",
+    "version": "vendor"
   },
   "software": {
     "forced-deployment-timestamp": 202007300948,
diff --git a/input/grid5000/sites/lyon/clusters/hydra/nodes/hydra-1.yaml b/input/grid5000/sites/lyon/clusters/hydra/nodes/hydra-1.yaml
index 92671244dfda66360a9af1f29f11cb9d50cd0308..d48471ea7407f834217b17dbd32965f1bf6354f8 100644
--- a/input/grid5000/sites/lyon/clusters/hydra/nodes/hydra-1.yaml
+++ b/input/grid5000/sites/lyon/clusters/hydra/nodes/hydra-1.yaml
@@ -18,6 +18,7 @@ hydra-1:
     serial: QTWS7G0240200024
   network_adapters:
     bmc:
+      interface: Ethernet
       ip: 172.17.57.1
       mac: 74:d4:dd:47:1e:21
       management: true
@@ -64,6 +65,9 @@ hydra-1:
     instruction_set: aarch64
     microcode: unknown
     vendor: ARM
+    model: Unknown
+    other_description: Unknown
+    version: vendor
   storage_devices:
     pci-0004:01:00.0-nvme-1:
       by_id: "/dev/disk/by-id/nvme-eui.36363530574136010025384e00000001"
@@ -77,6 +81,8 @@ hydra-1:
       model: SAMSUNG MZTL21T9
       size: 1920383410176
       storage: SSD
+  main_memory:
+    ram_size: 8 # Fake size, will be replaced by g5k-checks
   memory_devices:
     dimm:
       size: 8