From fd24f2a16f92b4dd0f47b223ad2b4a2ab987f81a Mon Sep 17 00:00:00 2001
From: George Gayno <George.Gayno@noaa.gov>
Date: Tue, 17 Oct 2023 16:45:39 +0000
Subject: [PATCH] Update yaml file

Fixes #860.
---
 .readthedocs.yaml | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index d0014f904..a28678b8f 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -4,3 +4,9 @@
 
 # Required
 version: 2
+
+# Set the version of Python and other tools you might need
+build:
+  os: ubuntu-20.04
+  tools
+    python: "3.9"