From 4700eb6d49c2a9410b92b856eb28973ca9a4eede Mon Sep 17 00:00:00 2001
From: Frederic Devernay <frederic.devernay@m4x.org>
Date: Thu, 23 Sep 2021 16:50:34 -0700
Subject: [PATCH] Update INSTALL_MACOS.md

---
 INSTALL_MACOS.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/INSTALL_MACOS.md b/INSTALL_MACOS.md
index a02096a9e5..fc6da7c01e 100644
--- a/INSTALL_MACOS.md
+++ b/INSTALL_MACOS.md
@@ -67,7 +67,7 @@ The libtool that comes with OS X 10.6 Snow Leopard does not work well with clang
 Install the required packages:
 
 ```Shell
-sudo port -v -N install opencolorio -quartz -python27
+sudo port -v -N install opencolorio -quartz -python27 -python39
 sudo port -v -N install qt4-mac cairo expat
 sudo port -v -N install gsed gawk coreutils findutils
 sudo port -v -N install cmake keychain