diff --git a/data/grid5000/sites/grenoble/clusters/chartreuse2/nodes/chartreuse2-3.json b/data/grid5000/sites/grenoble/clusters/chartreuse2/nodes/chartreuse2-3.json
index 89ee918498c9bef06198307f2a1241d9b8a43078..4087a27c415a3a0754809280f11eeceaa53a04bb 100644
--- a/data/grid5000/sites/grenoble/clusters/chartreuse2/nodes/chartreuse2-3.json
+++ b/data/grid5000/sites/grenoble/clusters/chartreuse2/nodes/chartreuse2-3.json
@@ -17,7 +17,7 @@
     "manufacturer": "Dell Inc.",
     "name": "PowerEdge C6320",
     "serial": "503FSG2",
-    "warranty_end": "2021-11-14"
+    "warranty_end": "2021-11-13"
   },
   "exotic": false,
   "kavlan": {
diff --git a/input/grid5000/dell-product-data.yaml b/input/grid5000/dell-product-data.yaml
index a658baf9c649a2b92ccbf74fbc17fa32cbf2521d..6915a018f5c0309f8a6ca4e1be63c47e0d57b1a7 100644
--- a/input/grid5000/dell-product-data.yaml
+++ b/input/grid5000/dell-product-data.yaml
@@ -2,6 +2,24 @@
 sites:
   grenoble:
     clusters:
+      chartreuse2:
+        nodes:
+          chartreuse2-1:
+            chassis:
+              manufactured_at: 2016-11-14
+              warranty_end: 2021-11-13
+          chartreuse2-2:
+            chassis:
+              manufactured_at: 2016-11-14
+              warranty_end: 2021-11-13
+          chartreuse2-3:
+            chassis:
+              manufactured_at: 2016-11-14
+              warranty_end: 2021-11-13
+          chartreuse2-4:
+            chassis:
+              manufactured_at: 2016-11-14
+              warranty_end: 2021-11-13
       dahu:
         nodes:
           dahu-1:
@@ -178,24 +196,6 @@ sites:
             chassis:
               manufactured_at: 2017-12-26
               warranty_end: 2024-12-26
-      chartreuse2:
-        nodes:
-          chartreuse2-1:
-            chassis:
-              manufactured_at: 2016-11-14
-              warranty_end: 2021-11-13
-          chartreuse2-2:
-            chassis:
-              manufactured_at: 2016-11-14
-              warranty_end: 2021-11-13
-          chartreuse2-3:
-            chassis:
-              manufactured_at: 2016-11-14
-              warranty_end: 2021-11-14
-          chartreuse2-4:
-            chassis:
-              manufactured_at: 2016-11-14
-              warranty_end: 2021-11-13
   lille:
     clusters:
       chiclet:
@@ -266,6 +266,8 @@ sites:
             chassis:
               manufactured_at: 2018-07-17
               warranty_end: 2023-07-17
+  louvain:
+    clusters: {}
   luxembourg:
     clusters:
       petitprince:
@@ -1322,10 +1324,6 @@ sites:
             chassis:
               manufactured_at: 2018-04-10
               warranty_end: 2023-04-10
-          grvingt-33:
-            chassis:
-              manufactured_at: 2018-04-10
-              warranty_end: 2023-04-10
           grvingt-34:
             chassis:
               manufactured_at: 2018-04-10