diff --git a/.readthedocs.yml b/.readthedocs.yml
new file mode 100644
index 00000000..bfa5340f
--- /dev/null
+++ b/.readthedocs.yml
@@ -0,0 +1,9 @@
+version: 2
+
+build:
+    os: ubuntu-20.04
+    tools:
+        python: "3.9"
+
+sphinx:
+    configuration: doc/conf.py