diff --git a/dicos/29_one-master.xml b/dicos/29_one-master.xml
index 7a61fa3..3fad953 100644
--- a/dicos/29_one-master.xml
+++ b/dicos/29_one-master.xml
@@ -174,6 +174,7 @@
         <condition name='disabled_if_in' source='activer_onesinglenode'>
             <param>non</param>
             <target type='filelist'>onesinglenode</target>
+            <target type='filelist'>one_ha</target>
             <target type='family'>Modèle</target>
             <target type='variable'>one_ds_system_prefix</target>
             <target type='variable'>one_ds_iso_name</target>