diff --git a/PcfAnnuaire.py b/PcfAnnuaire.py
index 8541f67..913c84e 100644
--- a/PcfAnnuaire.py
+++ b/PcfAnnuaire.py
@@ -11,6 +11,7 @@ from interfaces import IPcfAnnuaire
 from zope.interface import implements
 from Products.Archetypes.public import *
 from Products.CMFCore.utils import getToolByName
+from plone.memoize.volatile import cache, DontCache
 from Acquisition import aq_base
 
 schema = BaseSchema
@@ -50,6 +51,8 @@ class PcfAnnuaireEntry:
 class PcfAnnuaireService:
     pass
 
+def cache_key(method, self):
+    return hash(self)
 
 class PcfAnnuaire(BaseContent):
 
@@ -80,6 +83,7 @@ class PcfAnnuaire(BaseContent):
                         ldap.SCOPE_SUBTREE, 'objectClass=person')
         return [PcfAnnuaireEntry(*x) for x in result]
 
+    @cache(cache_key)
     def getEntries(self):
         return [x for x in self.getObjectEntries() if \
                 x.givenName and x.company == 'Parlement de la Communauté française de Belgique']