diff --git a/data/grid5000/sites/grenoble/clusters/adonis/adonis.json b/data/grid5000/sites/grenoble/clusters/adonis/adonis.json
index 98c3a2e7dd272c15efd62c411698a7bffc1f77f4..492587c489d6c38dab33a53012f644fb7e4ebcab 100644
--- a/data/grid5000/sites/grenoble/clusters/adonis/adonis.json
+++ b/data/grid5000/sites/grenoble/clusters/adonis/adonis.json
@@ -1,6 +1,6 @@
 {
   "created_at": "Wed, 01 Sep 2010 22:00:00 GMT",
-  "kavlan": false,
+  "kavlan": true,
   "model": "Bull R422-E2 dual mobo + Tesla S1070",
   "type": "cluster",
   "uid": "adonis"
diff --git a/data/grid5000/sites/grenoble/clusters/edel/edel.json b/data/grid5000/sites/grenoble/clusters/edel/edel.json
index 591a94bce18f70ffc92bd4ba7ffe7a6a43528ae4..460d2cfbeff9aa37f47262c0725605ec5780f470 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/edel.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/edel.json
@@ -1,6 +1,6 @@
 {
   "created_at": "Thu, 02 Oct 2008 22:00:00 GMT",
-  "kavlan": false,
+  "kavlan": true,
   "model": "Bull bullx B500 compute blades",
   "type": "cluster",
   "uid": "edel"
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/genepi.json b/data/grid5000/sites/grenoble/clusters/genepi/genepi.json
index 46b6f774fe2134bab40ad0690b58bb4109ecb64a..18a8120c150924b60fba7a2b67dac764fbd22514 100755
--- a/data/grid5000/sites/grenoble/clusters/genepi/genepi.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/genepi.json
@@ -1,6 +1,6 @@
 {
   "created_at": "Tue, 30 Sep 2008 22:00:00 GMT",
-  "kavlan": false,
+  "kavlan": true,
   "model": "Bull R422-E1",
   "type": "cluster",
   "uid": "genepi"
diff --git a/generators/input/sites/grenoble/clusters/adonis.rb b/generators/input/sites/grenoble/clusters/adonis.rb
index e129eb54bc849df167bf8277d001a3e5141f920b..13a061ba584daa0f7f44751220bdc1543bae450a 100644
--- a/generators/input/sites/grenoble/clusters/adonis.rb
+++ b/generators/input/sites/grenoble/clusters/adonis.rb
@@ -3,7 +3,7 @@ site :grenoble do |site_uid|
   cluster :adonis do |cluster_uid|
     model "Bull R422-E2 dual mobo + Tesla S1070"
     created_at Time.parse("2010-09-02").httpdate
-    kavlan false
+    kavlan true
 
     10.times do |i|
       node "#{cluster_uid}-#{i+1}" do |node_uid|
diff --git a/generators/input/sites/grenoble/clusters/edel.rb b/generators/input/sites/grenoble/clusters/edel.rb
index 2cf556b174b6362d28d8887ffffde90ac7e12191..688d0269d90707929329c2df3e6807fc7fb9a8f5 100644
--- a/generators/input/sites/grenoble/clusters/edel.rb
+++ b/generators/input/sites/grenoble/clusters/edel.rb
@@ -3,7 +3,7 @@ site :grenoble do |site_uid|
   cluster :edel do |cluster_uid|
     model "Bull bullx B500 compute blades"
     created_at Time.parse("2008-10-03").httpdate
-    kavlan false
+    kavlan true
 
     72.times do |i|
       node "#{cluster_uid}-#{i+1}" do |node_uid|
diff --git a/generators/input/sites/grenoble/clusters/genepi.rb b/generators/input/sites/grenoble/clusters/genepi.rb
index e410da8773c1a7dcda2388cc3219ec67accfee61..f3fb1cb6f65feed90f1e3f880221c170adb7862e 100644
--- a/generators/input/sites/grenoble/clusters/genepi.rb
+++ b/generators/input/sites/grenoble/clusters/genepi.rb
@@ -3,7 +3,7 @@ site :grenoble do |site_uid|
   cluster :genepi do |cluster_uid|
     model "Bull R422-E1"
     created_at Time.parse("2008-10-01").httpdate
-    kavlan false
+    kavlan true
 
     34.times do |i|
       node "#{cluster_uid}-#{i+1}" do |node_uid|