diff --git a/site/accesBase.php b/site/accesBase.php
index 4ab08b4..e539293 100644
--- a/site/accesBase.php
+++ b/site/accesBase.php
@@ -300,7 +300,7 @@
 		$query = "SELECT * FROM history WHERE sensor = '$sensor'";
                 $result = pg_query($db, $query) or die("La requ  te a echou   : ".pg_last_error());
                 deconnexion($db);
-		if(pg_affected_rows($result)!=0)
+		if(pg_affected_rows($result)>1)
 		{
 			return True;
 		}
--
libgit2 0.21.2