diff --git a/ext_localconf.php b/ext_localconf.php
index c4231e84..bb505286 100755
--- a/ext_localconf.php
+++ b/ext_localconf.php
@@ -115,3 +115,5 @@
         }
     }
 '));
+
+\TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(\TYPO3\CMS\Extbase\Object\Container\Container::class)->registerImplementation(\TYPO3\CMS\Extbase\Persistence\QueryResultInterface::class, \Bzga\BzgaBeratungsstellensuche\Persistence\QueryResult::class);
diff --git a/ext_typoscript_setup.txt b/ext_typoscript_setup.txt
deleted file mode 100644
index 538ba98d..00000000
--- a/ext_typoscript_setup.txt
+++ /dev/null
@@ -1,7 +0,0 @@
-config.tx_extbase {
-    objects {
-        TYPO3\CMS\Extbase\Persistence\QueryResultInterface {
-            className = Bzga\BzgaBeratungsstellensuche\Persistence\QueryResult
-        }
-    }
-}