diff --git a/data/grid5000/sites/grenoble/clusters/chartreuse3/nodes/chartreuse3-1.json b/data/grid5000/sites/grenoble/clusters/chartreuse3/nodes/chartreuse3-1.json
index 9d334ca6dbf431a45df7f7a574993250c5e42e29..106de087f959ae9e186b8a61dbdc20e51311fb8b 100644
--- a/data/grid5000/sites/grenoble/clusters/chartreuse3/nodes/chartreuse3-1.json
+++ b/data/grid5000/sites/grenoble/clusters/chartreuse3/nodes/chartreuse3-1.json
@@ -105,7 +105,7 @@
   "storage_devices": [
     {
       "by_id": "",
-      "by_path": "/dev/disk/by-path/dummy",
+      "by_path": "/dev/disk/by-path/pci-0000:02:00.0-sas-phy0-lun-0",
       "id": "disk0",
       "interface": "SAS",
       "model": "unknown",
diff --git a/data/grid5000/sites/grenoble/clusters/chartreuse3/nodes/chartreuse3-2.json b/data/grid5000/sites/grenoble/clusters/chartreuse3/nodes/chartreuse3-2.json
index 8af9036651e415a44b1f82580721e0cc2b77d8d8..12e97de7c40285ae237094bd04573646f878fa23 100644
--- a/data/grid5000/sites/grenoble/clusters/chartreuse3/nodes/chartreuse3-2.json
+++ b/data/grid5000/sites/grenoble/clusters/chartreuse3/nodes/chartreuse3-2.json
@@ -105,7 +105,7 @@
   "storage_devices": [
     {
       "by_id": "",
-      "by_path": "/dev/disk/by-path/dummy",
+      "by_path": "/dev/disk/by-path/pci-0000:02:00.0-sas-phy0-lun-0",
       "id": "disk0",
       "interface": "SAS",
       "model": "unknown",
diff --git a/data/grid5000/sites/grenoble/clusters/chartreuse3/nodes/chartreuse3-3.json b/data/grid5000/sites/grenoble/clusters/chartreuse3/nodes/chartreuse3-3.json
index 2980d44b8f9f40884815e2eea7e3dfa30fa06f89..45579e9cc0afb9097bd9acfaf2013ed7cf7b548e 100644
--- a/data/grid5000/sites/grenoble/clusters/chartreuse3/nodes/chartreuse3-3.json
+++ b/data/grid5000/sites/grenoble/clusters/chartreuse3/nodes/chartreuse3-3.json
@@ -105,7 +105,7 @@
   "storage_devices": [
     {
       "by_id": "",
-      "by_path": "/dev/disk/by-path/dummy",
+      "by_path": "/dev/disk/by-path/pci-0000:02:00.0-sas-phy0-lun-0",
       "id": "disk0",
       "interface": "SAS",
       "model": "unknown",
diff --git a/data/grid5000/sites/grenoble/clusters/chartreuse3/nodes/chartreuse3-4.json b/data/grid5000/sites/grenoble/clusters/chartreuse3/nodes/chartreuse3-4.json
index 5281471e038c29a6ce717cba7fc6ca1e225d192c..9a1e54b24d2763e68e9926907b78ce390842c6fd 100644
--- a/data/grid5000/sites/grenoble/clusters/chartreuse3/nodes/chartreuse3-4.json
+++ b/data/grid5000/sites/grenoble/clusters/chartreuse3/nodes/chartreuse3-4.json
@@ -105,7 +105,7 @@
   "storage_devices": [
     {
       "by_id": "",
-      "by_path": "/dev/disk/by-path/dummy",
+      "by_path": "/dev/disk/by-path/pci-0000:02:00.0-sas-phy0-lun-0",
       "id": "disk0",
       "interface": "SAS",
       "model": "unknown",
diff --git a/input/grid5000/sites/grenoble/clusters/chartreuse3/chartreuse3.yaml b/input/grid5000/sites/grenoble/clusters/chartreuse3/chartreuse3.yaml
index da30d36a045ef42f1ee73e4ec1f70ed9de45ea73..e88894b3b92eb72509c210abe30d25ed86891ff0 100644
--- a/input/grid5000/sites/grenoble/clusters/chartreuse3/chartreuse3.yaml
+++ b/input/grid5000/sites/grenoble/clusters/chartreuse3/chartreuse3.yaml
@@ -33,7 +33,7 @@ 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-0000:02:00.0-sas-phy0-lun-0"
     software:
       standard-environment: debian11-x64-std 
     management_tools: