diff --git a/htdocs/societe/class/api_thirdparties.class.php b/htdocs/societe/class/api_thirdparties.class.php
index 0b640fe1085..fdd9b1f5294 100644
--- a/htdocs/societe/class/api_thirdparties.class.php
+++ b/htdocs/societe/class/api_thirdparties.class.php
@@ -18,6 +18,7 @@
 
 use Luracast\Restler\RestException;
 
+require_once DOL_DOCUMENT_ROOT.'/societe/class/companybankaccount.class.php';
 
 /**
  * API class for thirdparties