diff --git a/src/Illuminate/Contracts/Routing/ResponseFactory.php b/src/Illuminate/Contracts/Routing/ResponseFactory.php
index 95dcf96bcf73..8df598e8e771 100644
--- a/src/Illuminate/Contracts/Routing/ResponseFactory.php
+++ b/src/Illuminate/Contracts/Routing/ResponseFactory.php
@@ -57,6 +57,16 @@ public function json($data = [], $status = 200, array $headers = [], $options =
      */
     public function jsonp($callback, $data = [], $status = 200, array $headers = [], $options = 0);
 
+    /**
+     * Create a new event stream response.
+     *
+     * @param  \Closure  $callback
+     * @param  array  $headers
+     * @param  \Illuminate\Http\StreamedEvent|string|null  $endStreamWith
+     * @return \Symfony\Component\HttpFoundation\StreamedResponse
+     */
+    public function eventStream($callback, array $headers = [], $endStreamWith = '</stream>');
+
     /**
      * Create a new streamed response instance.
      *