pypi.python.org -> pypi.org (GH-7613)

diff --git a/Mac/BuildScript/resources/ReadMe.rtf b/Mac/BuildScript/resources/ReadMe.rtf
index 81d4a99..0ef36ca 100644
--- a/Mac/BuildScript/resources/ReadMe.rtf
+++ b/Mac/BuildScript/resources/ReadMe.rtf
@@ -1,4 +1,4 @@
-{\rtf1\ansi\ansicpg1252\cocoartf1561\cocoasubrtf200
+{\rtf1\ansi\ansicpg1252\cocoartf1561\cocoasubrtf400
 {\fonttbl\f0\fswiss\fcharset0 Helvetica;\f1\fmodern\fcharset0 CourierNewPSMT;}
 {\colortbl;\red255\green255\blue255;}
 {\*\expandedcolortbl;;}
@@ -44,7 +44,7 @@
 \f1 /Applications/Python 3.7
 \f0  to install a curated bundle of default root certificates from the third-party 
 \f1 certifi
-\f0  package ({\field{\*\fldinst{HYPERLINK "https://pypi.python.org/pypi/certifi"}}{\fldrslt https://pypi.python.org/pypi/certifi}}).  If you choose to use 
+\f0  package ({\field{\*\fldinst{HYPERLINK "https://pypi.org/project/certifi/"}}{\fldrslt https://pypi.org/project/certifi/}}).  If you choose to use 
 \f1 certifi
 \f0 , you should consider subscribing to the{\field{\*\fldinst{HYPERLINK "https://certifi.io/en/latest/"}}{\fldrslt  project's email update service}} to be notified when the certificate bundle is updated.\
 \
diff --git a/Mac/BuildScript/resources/install_certificates.command b/Mac/BuildScript/resources/install_certificates.command
index 1d2e2d8..19b4ada 100755
--- a/Mac/BuildScript/resources/install_certificates.command
+++ b/Mac/BuildScript/resources/install_certificates.command
@@ -6,7 +6,7 @@
 #
 # sample script to install or update a set of default Root Certificates
 # for the ssl module.  Uses the certificates provided by the certifi package:
-#       https://pypi.python.org/pypi/certifi
+#       https://pypi.org/project/certifi/
 
 import os
 import os.path