diff --git a/.readthedocs.yml b/.readthedocs.yml
new file mode 100644
index 000000000..9305dc432
--- /dev/null
+++ b/.readthedocs.yml
@@ -0,0 +1,20 @@
+# .readthedocs.yml
+# Read the Docs configuration file
+# See https://docs.readthedocs.io/en/stable/config-file/v2.html for details
+
+version: 2
+
+sphinx:
+  builder: dirhtml
+  configuration: conf.py
+
+formats: all
+
+build:
+  os: ubuntu-20.04
+  tools:
+    python: "3.10"
+
+python:
+  install:
+    - requirements: requirements.txt
diff --git a/requirements.txt b/requirements.txt
index bd66e003c..e94a039c8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
-Sphinx==4.1.2
-furo<2021.11.16
+Sphinx==4.3.2
+furo<2022.1.3
 sphinx_copybutton>=0.3.3