From 52385ae980a60500952babdbabe5e7233da06bf4 Mon Sep 17 00:00:00 2001
From: James Cole <james@firefly-iii.org>
Date: Sun, 1 Nov 2020 07:01:59 +0100
Subject: [PATCH] Expand docs for #4015

---
 .env.example | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/.env.example b/.env.example
index f4d6e70857..1ce3227e23 100644
--- a/.env.example
+++ b/.env.example
@@ -179,6 +179,9 @@ AUTHENTICATION_GUARD=web
 # Some systems use X-Auth headers. In that case, use HTTP_X_AUTH_USERNAME or HTTP_X_AUTH_EMAIL
 # Depending on your system, REMOTE_USER may need to be changed to HTTP_REMOTE_USER
 #
+# If this header is 'unexpectedly empty', check out the documentation.
+# https://docs.firefly-iii.org/advanced-installation/authentication
+#
 AUTHENTICATION_GUARD_HEADER=REMOTE_USER
 
 #