diff --git a/data/grid5000/sites/rennes/clusters/abacus28/nodes/abacus28-1.json b/data/grid5000/sites/rennes/clusters/abacus28/nodes/abacus28-1.json
index 88d00ed303763af9d2c55b26b4a09f16775f47e8..8f62a0037317d6762127f0dad090793773bb609f 100644
--- a/data/grid5000/sites/rennes/clusters/abacus28/nodes/abacus28-1.json
+++ b/data/grid5000/sites/rennes/clusters/abacus28/nodes/abacus28-1.json
@@ -105,9 +105,9 @@
   "storage_devices": [
     {
       "by_id": "",
-      "by_path": "/dev/disk/by-path/dummy",
+      "by_path": "/dev/disk/by-path/pci-0000:04:00.0-ata-1",
       "id": "disk0",
-      "interface": "SAS",
+      "interface": "SATA",
       "model": "unknown",
       "size": 8,
       "storage": "SSD",
diff --git a/input/grid5000/sites/rennes/clusters/abacus28/abacus28.yaml b/input/grid5000/sites/rennes/clusters/abacus28/abacus28.yaml
index 304433af9556b9d5a2b926c4803740fb40b4b326..eaa4a9917a3fa4d3dcf5d4d99c9a665f7670241f 100644
--- a/input/grid5000/sites/rennes/clusters/abacus28/abacus28.yaml
+++ b/input/grid5000/sites/rennes/clusters/abacus28/abacus28.yaml
@@ -32,10 +32,10 @@ nodes:
     storage_devices:
       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.
+        interface: SATA
+        by_path: "/dev/disk/by-path/pci-0000:04:00.0-ata-1"
     software:
       standard-environment: debian11-x64-std
     management_tools:
       bmc_vendor_tool: racadm
-    nodeset: abacus28
\ No newline at end of file
+    nodeset: abacus28