diff --git a/surveillance/statistiques.py b/surveillance/statistiques.py
index eb9dee00..67778df5 100755
--- a/surveillance/statistiques.py
+++ b/surveillance/statistiques.py
@@ -129,7 +129,7 @@ for IP in infections:
 
 liste_virus = tableau_ng(liste_virus, titre=['machine'], largeur=[30]).encode('iso-8859-15')
 
-requete = "SELECT ip_src,count(ip_src) as compteur FROM virus group by ip_src order by compteur desc"
+requete = "SELECT ip_src,count(ip_src) as compteur FROM virus WHERE date > timestamp 'now' - interval '1 day' group by ip_src order by compteur desc"
 curseur.execute(requete)
 liste_virus2 = []
 for IP, compteur in curseur.fetchall():
@@ -140,7 +140,7 @@ liste_virus2 = tableau_ng( data = liste_virus2,
                         largeur = [30, 12],
                         alignement = ['g','c'] ).encode('iso-8859-15')
 
-requete = "SELECT ip_src,count(ip_src) as compteur FROM flood group by ip_src order by compteur desc"
+requete = "SELECT ip_src,count(ip_src) as compteur FROM flood WHERE date > timestamp 'now' - interval '1 day'  group by ip_src order by compteur desc"
 curseur.execute(requete)
 liste_virus3 = []
 for IP, compteur in curseur.fetchall():