--- a/doc/installation.txt	Wed Mar 31 09:32:57 2021 -0400
+++ b/doc/installation.txt	Wed Mar 31 18:56:08 2021 -0400
@@ -139,7 +139,7 @@
 .. _pyopenssl: http://pyopenssl.sourceforge.net
 .. _gpg: https://www.gnupg.org/software/gpgme/index.html
 .. _pywin32: https://pypi.org/project/pywin32/
-.. _jinja2: http://jinja.pocoo.org/
+.. _jinja2: https://palletsprojects.com/p/jinja/
 .. _docutils: https://docutils.sourceforge.io/
 .. _markdown: https://python-markdown.github.io/
 .. _markdown2: https://github.com/trentm/python-markdown2
@@ -426,9 +426,13 @@
 or ``c:\winnt\system32\inetsrv\adminsamples\`` or
 ``c:\winnt\system32\inetsrv\adminscripts\`` depending on your installation.
 
+See:
+
+   https://docs.microsoft.com/en-us/iis/web-dev-reference/server-variables
+
 More information about ISS setup may be found at:
 
-   http://support.microsoft.com/default.aspx?scid=kb%3Ben-us%3B276494
+   https://docs.microsoft.com/en-us/iis/
 
 Copy the ``frontends/roundup.cgi`` file to your web server's ``cgi-bin``
 directory. You will need to configure it to tell it where your tracker home