diff --git a/etc/di.xml b/etc/di.xml
index 690b0c2..d68a7f7 100644
--- a/etc/di.xml
+++ b/etc/di.xml
@@ -10,5 +10,6 @@
 <config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:ObjectManager/etc/config.xsd">
     <preference for="\Magento\Shipping\Block\Tracking\Popup" type="Intelipost\Tracking\Block\Shipping\Tracking\Popup" />
     <preference for="Intelipost\Tracking\Api\Sales\Data\ShipmentTrackCreationInterface" type="Intelipost\Tracking\Model\Sales\Order\Shipment\TrackCreation" />
+    <preference for="Intelipost\Tracking\Api\Sales\ShipOrderInterface" type="Intelipost\Tracking\Model\Sales\ShipOrder" />
 </config>
 
diff --git a/etc/webapi.xml b/etc/webapi.xml
index 5d01d5b..cf9cbee 100644
--- a/etc/webapi.xml
+++ b/etc/webapi.xml
@@ -9,7 +9,7 @@
 
 <routes xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:module:Magento_Webapi:etc/webapi.xsd">
     <route url="/V1/order/:orderId/ship" method="POST">
-        <service class="Intelipost\Tracking\Model\Sales\ShipOrder" method="execute"/>
+        <service class="Intelipost\Tracking\Api\Sales\ShipOrderInterface" method="execute"/>
         <!--
         <resources>
             <resource ref="anonymous" />