diff --git a/src/RequestInterface.php b/src/RequestInterface.php
index cad8d61..ab12daf 100644
--- a/src/RequestInterface.php
+++ b/src/RequestInterface.php
@@ -21,56 +21,41 @@
 interface RequestInterface extends MessageInterface
 {
     /**
-     * Retrieves the message's request line.
+     * Retrieves the message's request target.
      *
-     * Retrieves the message's request line either as it will appear (for
+     * Retrieves the message's request-target either as it will appear (for
      * clients), as it appeared at request (for servers), or as it was
-     * specified for the instance (see withRequestLine()).
+     * specified for the instance (see withRequestTarget()).
      *
-     * This method MUST return a string of the form:
+     * In most cases, this will be the origin-form of the composed URI,
+     * unless a value was provided to the concrete implementation (see
+     * withRequestTarget() below).
      *
-     * <code>
-     * HTTP_METHOD REQUEST_TARGET HTTP/PROTOCOL_VERSION
-     * </code>
-     *
-     * If the request line is calculated at method execution (i.e., not from
-     * a value set on the instance), the request-target MUST be in origin-form.
-     *
-     * If any aspect of the request line is unknown, it MUST raise an
-     * exception.
+     * If no URI is available, and no request-target has been specifically
+     * provided, this method MUST return the string "/".
      *
      * @return string
-     * @throws \RuntimeException if unable to construct a valid request line.
      */
-    public function getRequestLine();
+    public function getRequestTarget();
 
     /**
-     * Create a new instance with a specific request line.
-     *
-     * If the request needs a specific request line — for instance, to allow
-     * specifying an absolute-form, authority-form, or asterisk-form
-     * request-target — this method may be used to create an instance with
-     * the specified request line, verbatim.
-     *
-     * This method MUST validate that the line is in the form:
-     *
-     * <code>
-     * HTTP_METHOD REQUEST_TARGET HTTP/PROTOCOL_VERSION
-     * </code>
+     * Create a new instance with a specific request-target.
      *
-     * and raise an exception if not.
+     * If the request needs a non-origin-form request-target — e.g., for
+     * specifying an absolute-form, authority-form, or asterisk-form —
+     * this method may be used to create an instance with the specified
+     * request-target, verbatim.
      *
      * This method MUST be implemented in such a way as to retain the
      * immutability of the message, and MUST return a new instance that has the
-     * changed request line.
+     * changed request target.
      *
      * @link http://tools.ietf.org/html/rfc7230#section-2.7 (for the various
      *     request-target forms allowed in request messages)
-     * @param mixed $requestLine
+     * @param mixed $requestTarget
      * @return self
-     * @throws \InvalidArgumentException for invalid request lines.
      */
-    public function withRequestLine($requestLine);
+    public function withRequestTarget($requestTarget);
 
     /**
      * Retrieves the HTTP method of the request.