diff --git a/system/core/URI.php b/system/core/URI.php
index 2f6cade..e2cac8d 100644
--- a/system/core/URI.php
+++ b/system/core/URI.php
@@ -696,7 +696,14 @@
 	 */
 	public function ruri_string()
 	{
-		return implode('/', $this->rsegment_array());
+		global $RTR;
+
+		if (($dir = $RTR->fetch_directory()) === '/')
+		{
+			$dir = '';
+		}
+
+		return $dir.implode('/', $this->rsegment_array());
 	}
 
 }
diff --git a/user_guide_src/source/changelog.rst b/user_guide_src/source/changelog.rst
index 8363d27..a4af272 100644
--- a/user_guide_src/source/changelog.rst
+++ b/user_guide_src/source/changelog.rst
@@ -411,6 +411,7 @@
 -  Fixed a bug (#658) - :doc:`Routing <general/routing>` wildcard **:any** didn't work as advertised and matched multiple URI segments instead of all characters within a single segment.
 -  Fixed a bug (#1938) - :doc:`Email Library <libraries/email>` removed multiple spaces inside a pre-formatted plain text message.
 -  Fixed a bug (#388, #705) - :doc:`URI Library <libraries/uri>` didn't apply URL-decoding to URI segments that it got from **REQUEST_URI** and/or **QUERY_STRING**.
+-  Fixed a bug (#122) - :doc:`URI Library <libraries/uri>` method ``ruri_string()`` didn't include a directory if one is used.
 
 Version 2.1.3
 =============