diff --git a/Metadata/clients.xml b/Metadata/clients.xml
index ebeb177..0ebdacd 100644
--- a/Metadata/clients.xml
+++ b/Metadata/clients.xml
@@ -11,7 +11,6 @@
   <Client name="vo.adm.crans.org" profile="vo" pingable="Y" pingtime="1342471851.08"/>
   <Client name="gordon.adm.crans.org" profile="gordon" pingable="Y" pingtime="1342471851.08"/>
   <Client name="malloc.adm.crans.org" profile="malloc" pingable="Y" pingtime="1342471851.07"/>
-  <Client name="dyson.adm.crans.org" profile="dyson" pingable="Y" pingtime="1342471851.07"/>
   <Client name="thot.adm.crans.org" profile="thot" pingable="Y"/>
   <Client name="zbee.adm.crans.org" profile="zbee" pingable="Y"/>
   <Client name="cochon.adm.crans.org" profile="cochon" pingable="Y"/>
diff --git a/Metadata/groups.xml b/Metadata/groups.xml
index f3cb9fd..fbc7f15 100644
--- a/Metadata/groups.xml
+++ b/Metadata/groups.xml
@@ -121,19 +121,6 @@
     <Group name="iscsi"/>
   </Group>
 
-  <Group name="dyson"
-     profile="true">
-    <Group name="crans-wheezy"/>
-    <Group name="autostatus"/>
-    <Group name="db-replicat"/>
-    <Group name="sniffer"/>
-    <Group name="munin-server"/>
-    <Group name="ident-daemon"/>
-    <Group name="vlan-wifi"/>
-
-    <Group name="https_cert"/>
-  </Group>
-
   <Group name="zamok"
      profile="true">
     <!-- le serveur des adherents -->