--- a/heuristics/metadataHeuristics.php
+++ b/heuristics/metadataHeuristics.php
@@ -1,7 +1,7 @@
  <?php
 /* all
    SELECT description, count(*) as count
-FROM `contractnotice` 
+FROM contractnotice 
 group by description having count > 1 order by count
 */
 /*- duplicated description
@@ -48,7 +48,7 @@
 {
 	$query = "select avg(count),STDDEV(count) from (
         SELECT description, count(*) as count
-FROM `contractnotice` 
+FROM contractnotice 
 group by description having count > 1 
         ) as a;";
     $result = $conn->query($query);