diff --git a/htdocs/core/modules/modCron.class.php b/htdocs/core/modules/modCron.class.php
index 131ee875c44..c7c221d0856 100644
--- a/htdocs/core/modules/modCron.class.php
+++ b/htdocs/core/modules/modCron.class.php
@@ -149,7 +149,9 @@ class modCron extends DolibarrModules
      */
     function init($options='')
     {
-        // Prevent pb of modules not correctly disabled
+	    $sql = array();
+
+	    // Prevent pb of modules not correctly disabled
         //$this->remove($options);
 
         return $this->_init($sql,$options);