diff --git a/.readthedocs.yml b/.readthedocs.yml
new file mode 100644
index 0000000..f63a589
--- /dev/null
+++ b/.readthedocs.yml
@@ -0,0 +1,12 @@
+# .readthedocs.yml
+
+version: 2
+
+python:
+   version: 3.7
+   install:
+      - method: pip
+        path: .
+        extra_requirements:
+           - pyyaml
+