diff --git a/config.php-dist b/config.php-dist
index e6c917c31f72eb09136b3dfbb8e9706a50cc4099..cd7a29be6ed2e73656aa3aaaec53d0d9689d217f 100644
--- a/config.php-dist
+++ b/config.php-dist
@@ -55,8 +55,10 @@
 	define('AUTH_MODULES', 'internal');
 	// Comma-separated list of authentication modules to use. 
 	// Available modules are:
-	// 1. internal - tt-rss internal user DB
-	// 2. remote - use server REMOTE_USER variable or client SSL certificate if enabled
+	// internal - tt-rss internal user DB
+	// remote - use server REMOTE_USER variable or client SSL certificate if enabled
+	// imap - authenticates using an IMAP server (check classes/auth/imap.php for some
+	// stuff you need to put into config.php)
 	// in preferences
 	//