diff --git a/dev/initdemo/updatedemo.php b/dev/initdemo/updatedemo.php
index 7400a8fbaa0..734b72cdd9a 100755
--- a/dev/initdemo/updatedemo.php
+++ b/dev/initdemo/updatedemo.php
@@ -316,7 +316,7 @@ if ($confirm == 'confirmcleanblockedlog' || $confirm == 'confirmemptyblockedlog'
 	}
 
 
-	$sql = "CREATE TABLE tmp_delete (SELECT pf.fk_paiement FROM llx_paiement_facture as pf WHERE pf.fk_facture IN (SELECT f.rowid FROM llx_facture as f WHERE f.datef < '2024-12-31'))";
+	$sql = "CREATE TABLE tmp_delete (SELECT pf.fk_paiement FROM llx_paiement_facture as pf WHERE pf.fk_facture IN (SELECT f.rowid FROM llx_facture as f WHERE f.datef < '".$lastyear."-12-31'))";
 	print $sql;
 	print "\n";
 	$db->query($sql);