From 00c54b581d3475ca13383669e5e4df697c96ce09 Mon Sep 17 00:00:00 2001
From: match man <ppucoder@gmail.com>
Date: Thu, 30 Sep 2021 01:32:29 +0300
Subject: [PATCH] docs: shift image to latest 20.04 (#6331)

openssl version is messed in `image 7', which causes error e.g.
https://readthedocs.org/projects/cryptography/builds/14446988/

Signed-off-by: Match Man <ppucoder@gmail.com>
---
 .readthedocs.yml | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/.readthedocs.yml b/.readthedocs.yml
index 04d5d1a44..4fb69f672 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -6,6 +6,8 @@ sphinx:
   builder: dirhtml
 
 build:
-  # First RTD build env which includes a rust toolchain
-  image: "7.0"
+  # readdocs master now includes a rust toolchain
+  os: "ubuntu-20.04"
+  tools:
+    python: "3.9"