diff --git a/experiENS/settings_prod.py b/experiENS/settings_prod.py
index 5d3922a..930c780 100644
--- a/experiENS/settings_prod.py
+++ b/experiENS/settings_prod.py
@@ -50,3 +50,6 @@ ELASTICSEARCH_DSL = {
         'hosts': '127.0.0.1:9200'
     },
 }
+
+
+CLIPPER_LDAP_SERVER = 'ldaps://ldap.spi.ens.fr:636'
diff --git a/scripts/initalize_allauth.py b/scripts/initalize_allauth.py
index 7e69c1d..8b18e6c 100644
--- a/scripts/initalize_allauth.py
+++ b/scripts/initalize_allauth.py
@@ -1,29 +1,54 @@
+import sys
 
 from allauth.account.models import EmailAddress
 from allauth.socialaccount.models import SocialAccount
 
-accts = SocialAccount.objects.all()
+from avisstage.models import Normalien
 
-# Create email addresses
+from collections import defaultdict
 
-for acc in accts:
+accounts = SocialAccount.objects.all().prefetch_related("user")
+profils = Normalien.objects.all()
+addresses = EmailAddress.objects.all()
+
+
+addr_dict = defaultdict(set)
+for addr in addresses:
+    addr_dict[addr.user_id].add(addr.email)
+
+
+profil_dict = {profil.user_id: profil for profil in profils}
+
+addr_to_create = []
+
+for acc in accounts:
     u = acc.user
-    print(u.username)
-    emls = EmailAddress.objects.filter(user=u, email_endswith="clipper.ens.fr")
+
     try:
-        cpeml = acc.extra_data["ldap"]["email"]
+        profil = profil_dict[u.id]
     except KeyError:
-        cpeml = "%s@clipper.ens.fr" % acc.uid
-    
-    
-    ml = EmailAddress(email=cpeml, user=u, verified=True, primary=True)
-    if u.profil.mail != cpeml and u.profil.mail:
-        ml.primary = False
-        print("  Creating other primary address", u.profil.mail)
-        ml2 = EmailAddress(email=u.profil.mail, user=u, verified=True, primary=True)
-        ml2.save()
-    if emls.exists():
-        print("  Clipper already exists", emls.values_list("email", flat=True))
-    else:
-        print("  Saving Clipper", cpeml)
-        ml.save()
+        continue
+
+    to_addr = set()
+    if profil.mail:
+        to_addr.add(profil.mail)
+    cp_ml = "%s@clipper.ens.fr" % acc.uid
+    try:
+        cp_ml = acc.extra_data["ldap"]["email"]
+    except KeyError:
+        pass
+    to_addr.add(cp_ml)
+
+    addrs = addr_dict[u.id]
+
+    print(u.username, ";".join(list(to_addr)), ";".join(list(addrs)))
+    to_addr -= addrs
+    has_prim = len(addrs) > 0
+
+    for addr in to_addr:
+        ml = EmailAddress(email=addr, user=u, verified=True, primary=has_prim)
+        has_prim = False
+        addr_to_create.append(ml)
+
+if "--fake" not in sys.argv:
+    EmailAddress.objects.bulk_create(addr_to_create)