diff --git a/htdocs/comm/list.php b/htdocs/comm/list.php
index e7d6cd2811d..28696228e45 100755
--- a/htdocs/comm/list.php
+++ b/htdocs/comm/list.php
@@ -137,6 +137,8 @@ if (empty($conf->global->MAIN_DISABLE_FULL_SCANLIST))
 $sql.= $db->order($sortfield,$sortorder);
 $sql.= $db->plimit($conf->liste_limit +1, $offset);
 
+dol_syslog('comm:list.php: sql='.$sql,LOG_DEBUG);
+
 $result = $db->query($sql);
 if ($result)
 {
diff --git a/htdocs/product/liste.php b/htdocs/product/liste.php
index 9fb9aa8de51..29188400653 100644
--- a/htdocs/product/liste.php
+++ b/htdocs/product/liste.php
@@ -169,7 +169,7 @@ else
     $sql.= $db->order($sortfield,$sortorder);
     $sql.= $db->plimit($limit + 1, $offset);
 
-    dol_syslog("sql=".$sql);
+    dol_syslog("product:list.php: sql=".$sql);
     $resql = $db->query($sql);
     if ($resql)
     {