diff --git a/system/core/Controller.php b/system/core/Controller.php
index aeccd60ee4c..3713ae06308 100644
--- a/system/core/Controller.php
+++ b/system/core/Controller.php
@@ -50,6 +50,7 @@
  * @author		EllisLab Dev Team
  * @link		https://codeigniter.com/userguide3/general/controllers.html
  */
+#[AllowDynamicProperties]
 class CI_Controller {
 
 	/**
diff --git a/system/core/Router.php b/system/core/Router.php
index e15ceff713d..299f5588792 100644
--- a/system/core/Router.php
+++ b/system/core/Router.php
@@ -58,6 +58,13 @@ class CI_Router {
 	 */
 	public $config;
 
+	/**
+	 * CI_URI class object
+	 *
+	 * @var	object
+	 */
+	public $uri;
+
 	/**
 	 * List of routes
 	 *