diff --git a/docs/en_US/webserver.rst b/docs/en_US/webserver.rst
index f753c710c..41915adf4 100644
--- a/docs/en_US/webserver.rst
+++ b/docs/en_US/webserver.rst
@@ -37,6 +37,7 @@ and modify the values for the following parameters:
     The default value is REMOTE_USER and the possible values are REMOTE_USER,
     HTTP_X_FORWARDED_USER, X-Forwarded-User."
 
+.. note:: If REMOTE_USER does not work, try replacing it with either REMOTE-USER or Remote-user.
 
 Master Password
 ===============