diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php
index bfe64fa..7941465 100644
--- a/system/libraries/Form_validation.php
+++ b/system/libraries/Form_validation.php
@@ -78,7 +78,7 @@
 	/**
 	 * if prefixes/suffixes set in config, assign and unset.
 	 * 
-	 * @return void
+	 * @return	void
 	 */
 	protected function _config_delimiters()
 	{