diff --git a/www/class/centreon-clapi/centreonHost.class.php b/www/class/centreon-clapi/centreonHost.class.php
index df33a299beb..41317a44cb9 100644
--- a/www/class/centreon-clapi/centreonHost.class.php
+++ b/www/class/centreon-clapi/centreonHost.class.php
@@ -1126,7 +1126,6 @@ public function export($filters = null)
         $tpObj = new \Centreon_Object_Timeperiod();
         $macroObj = new \Centreon_Object_Host_Macro_Custom();
         $instanceRel = new \Centreon_Object_Relation_Instance_Host();
-        $parentShip = array();
 
         if ($this->register) {
             $instElements = $instanceRel->getMergedParameters(
@@ -1141,6 +1140,12 @@ public function export($filters = null)
             );
         }
 
+        /* Init parentship */
+        $parentShip = array();
+        if ($this->register == 1) {
+            $parentShip = $this->getHostListByParent($elements);
+        }
+
         foreach ($elements as $element) {
             $addStr = $this->action . $this->delim . "ADD";
             foreach ($this->insertParams as $param) {
@@ -1194,9 +1199,6 @@ public function export($filters = null)
             }
 
             // Set parentship
-            if ($this->register == 1) {
-                $parentShip = $this->getHostListByParent($elements);
-            }
             if (isset($parentShip[$element[$this->object->getPrimaryKey()]])) {
                 foreach ($parentShip[$element[$this->object->getPrimaryKey()]] as $parentId) {
                     echo $this->action . $this->delim