diff --git a/gestion/annuaires_pg.py b/gestion/annuaires_pg.py
index f2a6a0ac..2938f5f0 100755
--- a/gestion/annuaires_pg.py
+++ b/gestion/annuaires_pg.py
@@ -3,13 +3,18 @@
 
 import psycopg2
 
-conn = psycopg2.connect("user=crans dbname=switchs host=pgsql.adm.crans.org")
+try:
+    conn = psycopg2.connect("user=crans dbname=switchs host=pgsql.adm.crans.org")
+
+    # Population de la tâble avec les bâtiments
+    cur = conn.cursor()
+
+    cur.execute("SELECT DISTINCT batiment FROM prises")
+    bat_switchs = [i[0] for i in cur.fetchall()]
+except psycopg2.OperationalError:
+    bat_switchs = ["a", "b", "c", "g", "h", "i", "j", "m", "o", "p"]
 
-# Population de la tâble avec les bâtiments
-cur = conn.cursor()
 
-cur.execute("SELECT DISTINCT batiment FROM prises")
-bat_switchs = [i[0] for i in cur.fetchall()]
 bat_manuels = []