diff --git a/config.php-dist b/config.php-dist
index fa7376af7..5344e11d0 100644
--- a/config.php-dist
+++ b/config.php-dist
@@ -103,7 +103,8 @@
 
 	define('DATABASE_BACKED_SESSIONS', false);
 	// Store session information in a database, recommended for multiuser 
-	// configurations. Uses default PHP session storing mechanism if disabled
+	// configurations. Doesn't seem to work for everyone, so enable with caution.
+	// tt-rss uses default PHP session storing mechanism if disabled.
 
 	define('SESSION_CHECK_ADDRESS', true);
 	// Bind session to client IP address (recommended)