diff --git a/data/grid5000/sites/nancy/clusters/grouille/nodes/grouille-1.json b/data/grid5000/sites/nancy/clusters/grouille/nodes/grouille-1.json
index ebcd053e2cfefff5b51069ef57a00c256f7b1d46..b2ab3c1750706923b9ad480d92d158b7dc526ddd 100644
--- a/data/grid5000/sites/nancy/clusters/grouille/nodes/grouille-1.json
+++ b/data/grid5000/sites/nancy/clusters/grouille/nodes/grouille-1.json
@@ -176,8 +176,9 @@
       "by_path": "/dev/disk/by-path/pci-0000:01:00.0-scsi-0:0:1:0",
       "device": "sdb",
       "firmware_version": "B707",
-      "interface": "SATA",
+      "interface": "SAS",
       "model": "KRM5XVUG1T92",
+      "reservation": true,
       "size": 1920383410176,
       "storage": "SSD",
       "vendor": "Toshiba"
diff --git a/data/grid5000/sites/nancy/clusters/grouille/nodes/grouille-2.json b/data/grid5000/sites/nancy/clusters/grouille/nodes/grouille-2.json
index a68b1ed47cc4fec313ce2817632f335bab2553f3..56af089f3ac086a3e9c4e08794e2b1623d1ef00a 100644
--- a/data/grid5000/sites/nancy/clusters/grouille/nodes/grouille-2.json
+++ b/data/grid5000/sites/nancy/clusters/grouille/nodes/grouille-2.json
@@ -176,8 +176,9 @@
       "by_path": "/dev/disk/by-path/pci-0000:01:00.0-scsi-0:0:1:0",
       "device": "sdb",
       "firmware_version": "B707",
-      "interface": "SATA",
+      "interface": "SAS",
       "model": "KRM5XVUG1T92",
+      "reservation": true,
       "size": 1920383410176,
       "storage": "SSD",
       "vendor": "Toshiba"
diff --git a/input/grid5000/disks.yaml b/input/grid5000/disks.yaml
index 70e2635c502ca80c1a0fd30e0255123a702ab082..845269cc13fdd837c80129562493cde129ad190b 100644
--- a/input/grid5000/disks.yaml
+++ b/input/grid5000/disks.yaml
@@ -42,6 +42,7 @@ disk_vendor_model_mapping:
       - PX05SVB048Y
       - MG04SCA40ENY
       - AL15SEB060NY
+      - KRM5XVUG1T92
     Western Digital:
       - WD6001BKHG
       - WD6002BKTG
@@ -77,7 +78,6 @@ disk_vendor_model_mapping:
       - ST4000NM0265-2DC
     Toshiba:
       - TOSHIBA MG04ACA4
-      - KRM5XVUG1T92
     Western Digital:
       - WDC WD2502ABYS-1
       - WDC WD2003FYYS-1
diff --git a/input/grid5000/sites/nancy/clusters/grouille/grouille.yaml b/input/grid5000/sites/nancy/clusters/grouille/grouille.yaml
index 39af319ba6e89b6adbb27579f3b84d35b6f39b4b..37fcc11a604933db537e2098af121823d6e6a749 100644
--- a/input/grid5000/sites/nancy/clusters/grouille/grouille.yaml
+++ b/input/grid5000/sites/nancy/clusters/grouille/grouille.yaml
@@ -43,6 +43,6 @@ nodes:
         interface: SATA
         storage: SSD
       sdb:
-        interface: SATA
+        interface: SAS
         storage: SSD
-
+        reservation: true