diff --git a/sat/plugins/plugin_exp_list_of_interest.py b/sat/plugins/plugin_exp_list_of_interest.py
index a161b236..d57f3faa 100644
--- a/sat/plugins/plugin_exp_list_of_interest.py
+++ b/sat/plugins/plugin_exp_list_of_interest.py
@@ -190,7 +190,7 @@ class ListInterest(object):
     def _listInterestsSerialise(self, interests_data):
         interests = []
         for item_elt in interests_data[0]:
-            interest_data = {}
+            interest_data = {"id": item_elt['id']}
             interest_elt = item_elt.interest
             if interest_elt.hasAttribute('namespace'):
                 interest_data['namespace'] = interest_elt.getAttribute('namespace')
@@ -219,7 +219,7 @@ class ListInterest(object):
                 })
                 if elt.hasAttribute('type'):
                     interest_data['subtype'] = elt['type']
-                for attr in ('namespace', 'path'):
+                for attr in ('files_namespace', 'path'):
                     if elt.hasAttribute(attr):
                         interest_data[attr] = elt[attr]
             else: