diff --git a/app/config/auth.php b/app/config/auth.php
index 17736ff1..38eb282b 100644
--- a/app/config/auth.php
+++ b/app/config/auth.php
@@ -52,6 +52,10 @@
 	| that should be used as your password reminder e-mail. You will also
 	| be able to set the name of the table that holds the reset tokens.
 	|
+	| The "expire" time is the number of minutes that the reminder should be
+	| considered valid. This security feature keeps tokens short-lived so
+	| they have less time to be guessed. You may change this as needed.
+	|
 	*/
 
 	'reminder' => array(