diff --git a/inc-calcul_mysql3.php b/inc-calcul_mysql3.php
index 50fec6d119989a8294e11c56e50f231f6da52589..d40e20c6c5ec7e349bb5587f0f9d983414033e1f 100644
--- a/inc-calcul_mysql3.php
+++ b/inc-calcul_mysql3.php
@@ -125,7 +125,7 @@ function calcul_mysql_in($val, $valeurs, $tobeornotobe)
 function calcul_generation ($generation) {
 	$lesfils = array();
 	$result = spip_abstract_select(array('id_rubrique'),
-				       array('spip_rubriques AS rubriques'),
+				       array('rubriques AS rubriques'),
 				       array(calcul_mysql_in('id_parent', 
 							     $generation,
 							     '')),