diff --git a/data/grid5000/sites/sophia/clusters/esterel1/esterel1.json b/data/grid5000/sites/sophia/clusters/esterel1/esterel1.json
index d66d9081b693666b45e679504f0a55a3bd2d82d7..2fc681f95767cfbac7584a64cfff9c8e8de7a07f 100644
--- a/data/grid5000/sites/sophia/clusters/esterel1/esterel1.json
+++ b/data/grid5000/sites/sophia/clusters/esterel1/esterel1.json
@@ -8,6 +8,8 @@
 
   ],
   "model": "Cluster Model",
+  "nodes_count": 1,
+  "nodes_description": "1 CPU Unknown vendor, 72 cores/CPU, 0GB RAM, 2x0GB SSD, 1 x 10Gb Ethernet",
   "priority": 197001,
   "queues": [
     "admin",
diff --git a/data/grid5000/sites/sophia/clusters/esterel1/nodes/esterel1-1.json b/data/grid5000/sites/sophia/clusters/esterel1/nodes/esterel1-1.json
index 08284bd9150e62f995f322feed8411137112bd3b..ce5bd2d7cfb9f667991bb7bcc3bf6147aff22dcb 100644
--- a/data/grid5000/sites/sophia/clusters/esterel1/nodes/esterel1-1.json
+++ b/data/grid5000/sites/sophia/clusters/esterel1/nodes/esterel1-1.json
@@ -105,13 +105,23 @@
   "storage_devices": [
     {
       "by_id": "",
-      "by_path": "/dev/disk/by-path/dummy",
+      "by_path": "/dev/disk/by-path/pci-0000:03:00.0-scsi-0:2:0:0",
       "id": "disk0",
       "interface": "SAS",
       "model": "unknown",
       "size": 8,
       "storage": "SSD",
       "vendor": "Unknown"
+    },
+    {
+      "by_id": "",
+      "by_path": "/dev/disk/by-path/pci-0000:03:00.0-scsi-0:2:1:0",
+      "id": "disk1",
+      "interface": "SAS",
+      "model": "unknown",
+      "size": 8,
+      "storage": "SSD",
+      "vendor": "Unknown"
     }
   ],
   "supported_job_types": {
diff --git a/input/grid5000/sites/sophia/clusters/esterel1/esterel1.yaml b/input/grid5000/sites/sophia/clusters/esterel1/esterel1.yaml
index 9469497d91f525cc1b327d6a9a77f4de2c816fb2..a907cb04de3a0ffd6fd326c1b567d896fab69cb4 100644
--- a/input/grid5000/sites/sophia/clusters/esterel1/esterel1.yaml
+++ b/input/grid5000/sites/sophia/clusters/esterel1/esterel1.yaml
@@ -33,7 +33,11 @@ nodes:
       disk0: # This field will have to be renamed later.
         id: disk0
         interface: SAS
-        by_path: "/dev/disk/by-path/dummy" # this path will have to change later.
+        by_path: "/dev/disk/by-path/pci-0000:03:00.0-scsi-0:2:0:0" # this path will have to change later.
+      disk1:
+        id: disk1
+        interface: SAS
+        by_path: "/dev/disk/by-path/pci-0000:03:00.0-scsi-0:2:1:0"
     software:
       standard-environment: debian11-x64-std # TODO: check that architecture is OK
     management_tools:
diff --git a/input/grid5000/sites/sophia/clusters/esterel1/nodes.yaml.erb b/input/grid5000/sites/sophia/clusters/esterel1/nodes.yaml.erb
index c4cf8cc0922de1d2bfe17206d0741d52e5ca620c..6048d7e052af3305fddb36e9c4b4e2f99ccb89c9 100644
--- a/input/grid5000/sites/sophia/clusters/esterel1/nodes.yaml.erb
+++ b/input/grid5000/sites/sophia/clusters/esterel1/nodes.yaml.erb
@@ -77,4 +77,8 @@ nodes:
         storage: SSD # Fake data, will be replaced by g5k-checks
         model: unknown # Fake data, will be replaced by g5k-checks
         size: 8 # Fake data, will be replaced by g5k-checks
+      disk1:
+        storage: SSD # Fake data, will be replaced by g5k-checks
+        model: unknown # Fake data, will be replaced by g5k-checks
+        size: 8 # Fake data, will be replaced by g5k-checks
 <% } %>