diff --git a/DOCUMENTATION/SYSTEM_ADMINISTRATORS/CONFIGURE.md b/DOCUMENTATION/SYSTEM_ADMINISTRATORS/CONFIGURE.md
index a0682b98dd..b918ad04cd 100644
--- a/DOCUMENTATION/SYSTEM_ADMINISTRATORS/CONFIGURE.md
+++ b/DOCUMENTATION/SYSTEM_ADMINISTRATORS/CONFIGURE.md
@@ -146,6 +146,7 @@ This section is a catch-all for site-wide variables.
     be fine-tuned for notices, messages, profile bios and group descriptions.
     Zero indicates no limit.
 
+* favicon: the path to a custom favicon, eg: favicon.png
 
 db
 -------------------------------------------------------------------------------
diff --git a/lib/action.php b/lib/action.php
index 9cde0d7637..1f50351d3a 100644
--- a/lib/action.php
+++ b/lib/action.php
@@ -249,7 +249,7 @@ class Action extends HTMLOutputter // lawsuit
         if ($this->needLogin) {
             $this->checkLogin(); // if not logged in, this redirs/excepts
         }
-        
+
         if ($this->redirectAfterLogin) {
             common_set_returnto($this->selfUrl());
         }