diff --git a/.readthedocs.yaml b/.readthedocs.yaml
new file mode 100644
index 0000000..38d4fcc
--- /dev/null
+++ b/.readthedocs.yaml
@@ -0,0 +1,17 @@
+version: 2
+
+build:
+  os: ubuntu-22.04
+  apt_packages:
+    - graphviz
+  tools:
+    python: "3.8"
+
+sphinx:
+  configuration: docs/source/conf.py
+
+python:
+  install:
+    - method: pip
+      path: .
+    - requirements: docs/requirements.txt
diff --git a/docs/requirements.txt b/docs/requirements.txt
index b33e9c4..1c6aca5 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,3 +1,6 @@
 mistune
 jsonschema
 ipython
+sphinx<4
+jinja2<3
+markupsafe<2