diff --git a/Message/Http/Response.php b/Message/Http/Response.php
index 1edd3c145..1c033d74f 100644
--- a/Message/Http/Response.php
+++ b/Message/Http/Response.php
@@ -87,14 +87,6 @@ class Response extends ResponseAbstract implements RenderableInterface
         return false;
     }
 
-    /**
-     * {@inheritdoc}
-     */
-    public function getProtocolVersion() : string
-    {
-        return '1.0';
-    }
-
     /**
      * {@inheritdoc}
      */