diff --git a/readthedocs.yaml b/readthedocs.yaml
index 67c9c31..494fe60 100644
--- a/readthedocs.yaml
+++ b/readthedocs.yaml
@@ -4,6 +4,14 @@ version: 2
 sphinx:
   configuration: docs/conf.py
 
+
+# Specify the OS and Python version used by Read the Docs
+build:
+  os: ubuntu-20.04
+  tools:
+    python: "3.10"
+
+
 # Optionally specify the Python version used by Read the Docs
 python:
   version: 3.10