diff --git a/src/Http/Server.php b/src/Http/Server.php
index 9aa6d265265..adf6363db2c 100644
--- a/src/Http/Server.php
+++ b/src/Http/Server.php
@@ -99,7 +99,7 @@ public function run(ServerRequestInterface $request = null, ResponseInterface $r
      */
     public function emit(ResponseInterface $response, EmitterInterface $emitter = null)
     {
-        $stream = $response->getBody();
+        $response->getBody();
         if (!$emitter) {
             $emitter = new ResponseEmitter();
         }