diff --git a/surveillance/statistiques.py b/surveillance/statistiques.py
index 424f256c..b250c897 100644
--- a/surveillance/statistiques.py
+++ b/surveillance/statistiques.py
@@ -88,6 +88,13 @@ requete = """SELECT ip_crans, sum(upload) AS somme, sum(download)
 FROM upload
 WHERE
   date > timestamp 'now' - interval '1 day'
+  AND NOT EXISTS (
+    SELECT 1
+    FROM exemptes
+    WHERE
+      upload.ip_crans <<= exemptes.ip_crans
+      AND upload.ip_ext <<= exemptes.ip_dest
+  )
 GROUP BY ip_crans
 ORDER BY somme DESC"""
 curseur2.execute(requete)