diff --git a/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-1.json b/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-1.json
index db9c25a62a2f8ac26989ec1ce697e5babb6e6a46..3f80bf46fa65225749bfbde72611a786eb9c0f6a 100644
--- a/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-1.json
+++ b/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-1.json
@@ -5,9 +5,9 @@
     "smt_size": 16
   },
   "bios": {
-    "release_date": "08/29/2013",
+    "release_date": "05/20/2014",
     "vendor": "Dell Inc.",
-    "version": 2.0
+    "version": 2.2
   },
   "chassis": {
     "manufacturer": "Dell Inc.",
diff --git a/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-2.json b/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-2.json
index e4e43b33845926a3027021ff921bf6bc4bc3497a..727b73e6de22dbc26f9608fb39eb5bf5913e743c 100644
--- a/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-2.json
+++ b/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-2.json
@@ -5,9 +5,9 @@
     "smt_size": 16
   },
   "bios": {
-    "release_date": "08/29/2013",
+    "release_date": "05/20/2014",
     "vendor": "Dell Inc.",
-    "version": 2.0
+    "version": 2.2
   },
   "chassis": {
     "manufacturer": "Dell Inc.",
diff --git a/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-3.json b/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-3.json
index 9adac4a9e982f5d162146ab6efcb990e7fbfd415..6182f7dc53685fbd7a4f7e674d6f96c163dabe2a 100644
--- a/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-3.json
+++ b/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-3.json
@@ -5,9 +5,9 @@
     "smt_size": 16
   },
   "bios": {
-    "release_date": "08/29/2013",
+    "release_date": "05/20/2014",
     "vendor": "Dell Inc.",
-    "version": 2.0
+    "version": 2.2
   },
   "chassis": {
     "manufacturer": "Dell Inc.",
diff --git a/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-4.json b/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-4.json
index 4d7fe7e63d10908c52bd1153c2b5ff4ed443dbff..4778127361a66455cf5ee84376327abf4f2235e1 100644
--- a/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-4.json
+++ b/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-4.json
@@ -5,9 +5,9 @@
     "smt_size": 16
   },
   "bios": {
-    "release_date": "08/29/2013",
+    "release_date": "05/20/2014",
     "vendor": "Dell Inc.",
-    "version": 2.0
+    "version": 2.2
   },
   "chassis": {
     "manufacturer": "Dell Inc.",
diff --git a/generators/input/sites/nancy/clusters/graphite_generated.yaml b/generators/input/sites/nancy/clusters/graphite_generated.yaml
index 8486947d17da5c27e1fca3fe33303db2f1ad42d6..66088b48fe1db3e4cb8c47dd37aee95b4fb5b2ef 100644
--- a/generators/input/sites/nancy/clusters/graphite_generated.yaml
+++ b/generators/input/sites/nancy/clusters/graphite_generated.yaml
@@ -16,9 +16,9 @@ graphite-4:
       size: 300069052416
       rev: DL10
   bios: 
-    release_date: 08/29/2013
+    release_date: 05/20/2014
     vendor: Dell Inc.
-    version: 2.0
+    version: 2.2
   supported_job_types: 
     virtual: ivt
   processor: 
@@ -98,9 +98,9 @@ graphite-3:
     platform_type: x86_64
     smt_size: 16
   bios: 
-    release_date: 08/29/2013
+    release_date: 05/20/2014
     vendor: Dell Inc.
-    version: 2.0
+    version: 2.2
   supported_job_types: 
     virtual: ivt
   processor: 
@@ -180,9 +180,9 @@ graphite-2:
       size: 300069052416
       rev: DL10
   bios: 
-    release_date: 08/29/2013
+    release_date: 05/20/2014
     vendor: Dell Inc.
-    version: 2.0
+    version: 2.2
   supported_job_types: 
     virtual: ivt
   main_memory: 
@@ -262,9 +262,9 @@ graphite-1:
       size: 300069052416
       rev: DL10
   bios: 
-    release_date: 08/29/2013
+    release_date: 05/20/2014
     vendor: Dell Inc.
-    version: 2.0
+    version: 2.2
   supported_job_types: 
     virtual: ivt
   processor: