diff --git a/etc/di.xml b/etc/di.xml
index 3d41b75..f969144 100644
--- a/etc/di.xml
+++ b/etc/di.xml
@@ -99,7 +99,6 @@
 
     <type name="\Aligent\AsyncEvents\Model\Indexer\IndexStructure">
         <arguments>
-            <argument name="adapter" xsi:type="object">dataMapperAdapter</argument>
             <argument name="scopeResolver" xsi:type="object" shared="false">\Aligent\AsyncEvents\Model\Resolver\AsyncEvent</argument>
         </arguments>
     </type>