2 files changed, 2 insertions, 8 deletions
diff --git a/lib/ActionInterface.php b/lib/ActionInterface.php
index c0ddcf9f..d2e1c709 100644
--- a/lib/ActionInterface.php
+++ b/lib/ActionInterface.php
@@ -2,8 +2,5 @@
 
 interface ActionInterface
 {
-    /**
-     * @return string|Response
-     */
-    public function execute(Request $request);
+    public function __invoke(Request $request): Response;
 }
diff --git a/lib/RssBridge.php b/lib/RssBridge.php
index 1bb5f5ea..87b11f52 100644
--- a/lib/RssBridge.php
+++ b/lib/RssBridge.php
@@ -100,11 +100,8 @@ final class RssBridge
         $className = '\\' . $actionName;
         $actionObject = new $className();
 
-        $response = $actionObject->execute($request);
+        $response = $actionObject($request);
 
-        if (is_string($response)) {
-            $response = new Response($response);
-        }
         return $response;
     }