diff --git a/htdocs/core/modules/facture/mod_facture_terre.php b/htdocs/core/modules/facture/mod_facture_terre.php
index 799dc1da204..60be7a1e311 100644
--- a/htdocs/core/modules/facture/mod_facture_terre.php
+++ b/htdocs/core/modules/facture/mod_facture_terre.php
@@ -65,7 +65,7 @@ class mod_facture_terre extends ModeleNumRefFactures
 	 */
 	function canBeActivated()
 	{
-		global $langs,$conf;
+		global $langs,$conf,$db;
 
 		$langs->load("bills");