diff --git a/Message/RequestAbstract.php b/Message/RequestAbstract.php
index 73e1594f9..37e396305 100644
--- a/Message/RequestAbstract.php
+++ b/Message/RequestAbstract.php
@@ -80,14 +80,6 @@ abstract class RequestAbstract implements MessageInterface
      */
     protected $path = [];
 
-    /**
-     * Language.
-     *
-     * @var string
-     * @since 1.0.0
-     */
-    protected $language = '';
-
     /**
      * Request type.
      *
@@ -153,15 +145,6 @@ abstract class RequestAbstract implements MessageInterface
         $this->uri = $uri;
     }
 
-    /**
-     * Get request language.
-     *
-     * @return string
-     *
-     * @since  1.0.0
-     */
-    abstract public function getLanguage() : string;
-
     /**
      * Get request hash.
      *