diff --git a/htdocs/core/modules/modContrat.class.php b/htdocs/core/modules/modContrat.class.php
index b3053cceae0..e29868e6994 100644
--- a/htdocs/core/modules/modContrat.class.php
+++ b/htdocs/core/modules/modContrat.class.php
@@ -214,7 +214,7 @@ class modContrat extends DolibarrModules
 	 */
 	public function init($options = '')
 	{
-		global $conf;
+		global $conf, $langs;
 
 		// Nettoyage avant activation
 		$this->remove($options);