Merge upstream branch
diff --git a/system/core/Lang.php b/system/core/Lang.php
index 711ccab..1616f5c 100755
--- a/system/core/Lang.php
+++ b/system/core/Lang.php
@@ -2,7 +2,7 @@
 /**
  * CodeIgniter
  *
- * An open source application development framework for PHP 5.1.6 or newer
+ * An open source application development framework for PHP 5.2.4 or newer
  *
  * NOTICE OF LICENSE
  *
@@ -161,4 +161,4 @@
 }
 
 /* End of file Lang.php */
-/* Location: ./system/core/Lang.php */
+/* Location: ./system/core/Lang.php */
\ No newline at end of file