diff --git a/advancedcontentfilter/advancedcontentfilter.php b/advancedcontentfilter/advancedcontentfilter.php
index 418b253e..84eb468c 100644
--- a/advancedcontentfilter/advancedcontentfilter.php
+++ b/advancedcontentfilter/advancedcontentfilter.php
@@ -192,9 +192,30 @@ function advancedcontentfilter_init()
 	if (DI::args()->getArgc() > 1 && DI::args()->getArgv()[1] == 'api') {
 		$slim = \Slim\Factory\AppFactory::create();
 
-		require __DIR__ . '/src/middlewares.php';
+		/**
+		 * The routing middleware should be added before the ErrorMiddleware
+		 * Otherwise exceptions thrown from it will not be handled
+		 */
+		$slim->addRoutingMiddleware();
+
+		$slim->addErrorMiddleware(true, true, true, DI::logger());
+
+		// register routes
+		$slim->group('/advancedcontentfilter/api', function (\Slim\Routing\RouteCollectorProxy $app) {
+			$app->group('/rules', function (\Slim\Routing\RouteCollectorProxy $app) {
+				$app->get('', 'advancedcontentfilter_get_rules');
+				$app->post('', 'advancedcontentfilter_post_rules');
+
+				$app->get('/{id}', 'advancedcontentfilter_get_rules_id');
+				$app->put('/{id}', 'advancedcontentfilter_put_rules_id');
+				$app->delete('/{id}', 'advancedcontentfilter_delete_rules_id');
+			});
+
+			$app->group('/variables', function (\Slim\Routing\RouteCollectorProxy $app) {
+				$app->get('/{guid}', 'advancedcontentfilter_get_variables_guid');
+			});
+		});
 
-		require __DIR__ . '/src/routes.php';
 		$slim->run();
 
 		exit;
diff --git a/advancedcontentfilter/src/middlewares.php b/advancedcontentfilter/src/middlewares.php
deleted file mode 100644
index 2b831473..00000000
--- a/advancedcontentfilter/src/middlewares.php
+++ /dev/null
@@ -1,32 +0,0 @@
-<?php
-/**
- * @copyright Copyright (C) 2020, Friendica
- *
- * @license GNU AGPL version 3 or any later version
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program.  If not, see <https://www.gnu.org/licenses/>.
- *
- */
-
-use Friendica\DI;
-
-/** @var $slim \Slim\App */
-
-/**
- * The routing middleware should be added before the ErrorMiddleware
- * Otherwise exceptions thrown from it will not be handled
- */
-$slim->addRoutingMiddleware();
-
-$errorMiddleware = $slim->addErrorMiddleware(true, true, true, DI::logger());
diff --git a/advancedcontentfilter/src/routes.php b/advancedcontentfilter/src/routes.php
deleted file mode 100644
index a46f1b4b..00000000
--- a/advancedcontentfilter/src/routes.php
+++ /dev/null
@@ -1,36 +0,0 @@
-<?php
-/**
- * @copyright Copyright (C) 2020, Friendica
- *
- * @license GNU AGPL version 3 or any later version
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program.  If not, see <https://www.gnu.org/licenses/>.
- *
- */
-
-/* @var $slim Slim\App */
-$slim->group('/advancedcontentfilter/api', function (\Slim\Routing\RouteCollectorProxy $app) {
-	$app->group('/rules', function (\Slim\Routing\RouteCollectorProxy $app) {
-		$app->get('', 'advancedcontentfilter_get_rules');
-		$app->post('', 'advancedcontentfilter_post_rules');
-
-		$app->get('/{id}', 'advancedcontentfilter_get_rules_id');
-		$app->put('/{id}', 'advancedcontentfilter_put_rules_id');
-		$app->delete('/{id}', 'advancedcontentfilter_delete_rules_id');
-	});
-
-	$app->group('/variables', function (\Slim\Routing\RouteCollectorProxy $app) {
-		$app->get('/{guid}', 'advancedcontentfilter_get_variables_guid');
-	});
-});