diff --git a/controllers/admin/AdminCurrenciesController.php b/controllers/admin/AdminCurrenciesController.php
index c5d719483..bf8690b64 100644
--- a/controllers/admin/AdminCurrenciesController.php
+++ b/controllers/admin/AdminCurrenciesController.php
@@ -38,7 +38,7 @@ class AdminCurrenciesControllerCore extends AdminController
 			'iso_code' => array('title' => $this->l('ISO code'), 'align' => 'center', 'width' => 80),
 			'iso_code_num' => array('title' => $this->l('ISO code number'), 'align' => 'center', 'width' => 120),
 			'sign' => array('title' => $this->l('Symbol'), 'width' => 20, 'align' => 'center', 'orderby' => false, 'search' => false),
-			'conversion_rate' => array('title' => $this->l('Exchange rate'), 'type' => 'float', 'align' => 'center', 'width' => 130, 'search' => false),
+			'conversion_rate' => array('title' => $this->l('Exchange rate'), 'type' => 'float', 'align' => 'center', 'width' => 130, 'search' => false, 'filter_key' => 'currency_shop!conversion_rate'),
 			'active' => array('title' => $this->l('Enabled'), 'width' => 25, 'align' => 'center', 'active' => 'status', 'type' => 'bool', 'orderby' => false),
 		);