From 7c5f31af800dfce1e4ce6f00c03280f586f952a5 Mon Sep 17 00:00:00 2001
From: "Martin K. Scherer" <m.scherer@fu-berlin.de>
Date: Sun, 3 Dec 2023 20:06:31 +0100
Subject: [PATCH] fix missing os error

---
 .readthedocs.yaml => .readthedocs.yml | 1 +
 1 file changed, 1 insertion(+)
 rename .readthedocs.yaml => .readthedocs.yml (96%)

diff --git a/.readthedocs.yaml b/.readthedocs.yml
similarity index 96%
rename from .readthedocs.yaml
rename to .readthedocs.yml
index 4b12f640c..85a378c3b 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yml
@@ -13,6 +13,7 @@ sphinx:
 
 # Optionally set the version of Python and requirements required to build your docs
 python:
+  os: ubuntu-20.04
   version: "3.8"
   install:
     - method: pip