diff --git a/surveillance/analyse2.py b/surveillance/analyse2.py
index ae0113ab..defb75de 100755
--- a/surveillance/analyse2.py
+++ b/surveillance/analyse2.py
@@ -80,9 +80,9 @@ FROM (
         AND NOT
             ip_dst <<= inet%(plage_ipv6)s
         AND
-            stamp_inserted >= %(begin)s
+            stamp_updated >= %(begin)s
         AND
-            stamp_inserted <= %(end)s
+            stamp_updated <= %(end)s
         GROUP BY
             mac,
             ip_crans,
@@ -119,9 +119,9 @@ FROM (
         AND NOT
             ip_src <<= inet%(plage_ipv6)s
         AND
-            stamp_inserted >= %(begin)s
+            stamp_updated >= %(begin)s
         AND
-            stamp_inserted <= %(end)s
+            stamp_updated <= %(end)s
         GROUP BY
             mac,
             ip_crans,
@@ -188,9 +188,9 @@ FROM (
         AND NOT
             ip_dst <<= inet%(plage_ipv6)s
         AND
-            stamp_inserted >= %(begin)s
+            stamp_updated >= %(begin)s
         AND
-            stamp_inserted <= %(end)s
+            stamp_updated <= %(end)s
         GROUP BY
             mac,
             ip_crans,
@@ -229,9 +229,9 @@ FROM (
         AND NOT
             ip_src <<= inet%(plage_ipv6)s
         AND
-            stamp_inserted >= %(begin)s
+            stamp_updated >= %(begin)s
         AND
-            stamp_inserted <= %(end)s
+            stamp_updated <= %(end)s
         GROUP BY
             mac,
             ip_crans,
@@ -284,9 +284,9 @@ FROM (
         ON
             machines_sans_doublon.mac_addr = upload.mac_src
         WHERE
-            machines_sans_doublon.type=%(pg_filter)s
+            machines_sans_doublon.type = %(pg_filter)s
         AND
-            machines_sans_doublon.id=%(pg_value)s
+            machines_sans_doublon.id = %(pg_value)s
         AND NOT
             ip_src <<= inet%(ipv6_local)s
         AND NOT
@@ -300,9 +300,9 @@ FROM (
         AND NOT
             ip_dst <<= inet%(plage_ipv6)s
         AND
-            stamp_inserted >= %(begin)s
+            stamp_updated >= %(begin)s
         AND
-            stamp_inserted <= %(end)s
+            stamp_updated <= %(end)s
         GROUP BY
             mac,
             ip_crans,
@@ -343,9 +343,9 @@ FROM (
         AND NOT
             ip_src <<= inet%(plage_ipv6)s
         AND
-            stamp_inserted >= %(begin)s
+            stamp_updated >= %(begin)s
         AND
-            stamp_inserted <= %(end)s
+            stamp_updated <= %(end)s
         GROUP BY
             mac,
             ip_crans,
diff --git a/surveillance/deconnexion.py b/surveillance/deconnexion.py
index da2773f1..b69b120c 100755
--- a/surveillance/deconnexion.py
+++ b/surveillance/deconnexion.py
@@ -97,8 +97,8 @@ FROM (
     FROM
         upload
     WHERE
-        stamp_inserted > now() - interval '1 day'
-        AND stamp_inserted < now()
+        stamp_updated > now() - interval '1 day'
+        AND stamp_updated < now()
         AND NOT (ip_dst <<= inet%(plage_ens)s OR ip_dst <<= inet%(plage_ipv6)s OR ip_dst <<= inet%(appt)s OR ip_src <<= inet%(ipv6_local)s OR ip_src=inet'0.0.0.0' OR ip_src <<= inet%(plage_adm)s OR ip_dst <<= inet%(plage_adm)s)
         AND (ip_src <<= inet%(allone)s OR ip_src <<= inet%(alltwo)s OR ip_src <<= inet%(plage_ipv6)s OR ip_src <<= inet%(appt)s)
         AND NOT EXISTS
diff --git a/surveillance/maintenance/delete.sql b/surveillance/maintenance/delete.sql
index 379a9e2a..1b50401c 100644
--- a/surveillance/maintenance/delete.sql
+++ b/surveillance/maintenance/delete.sql
@@ -3,4 +3,4 @@
 -----------------------------------------------------------------
 
 -- effacement des vieux enregistrements
-DELETE FROM upload where stamp_inserted < timestamp 'now' - interval '5 days';
+DELETE FROM upload where stamp_updated < timestamp 'now' - interval '5 days';
diff --git a/surveillance/statistiques2.py b/surveillance/statistiques2.py
index e5df91f3..a902671d 100755
--- a/surveillance/statistiques2.py
+++ b/surveillance/statistiques2.py
@@ -90,9 +90,9 @@ FROM (
         AND NOT
             ip_dst <<= inet%(plage_ipv6)s
         AND
-            stamp_inserted >= %(begin)s
+            stamp_updated >= %(begin)s
         AND
-            stamp_inserted <= %(end)s
+            stamp_updated <= %(end)s
         GROUP BY
             mac,
             ip_crans
@@ -125,9 +125,9 @@ FROM (
         AND NOT
             ip_src <<= inet%(plage_ipv6)s
         AND
-            stamp_inserted >= %(begin)s
+            stamp_updated >= %(begin)s
         AND
-            stamp_inserted <= %(end)s
+            stamp_updated <= %(end)s
         GROUP BY
             mac,
             ip_crans