diff --git a/.readthedocs.yml b/.readthedocs.yml
new file mode 100644
index 00000000..5a302fa1
--- /dev/null
+++ b/.readthedocs.yml
@@ -0,0 +1,9 @@
+# See https://docs.readthedocs.io/en/stable/config-file/index.html
+
+version: 2
+
+sphinx:
+  configuration: docs/conf.py
+
+formats:
+  - pdf