diff --git a/.readthedocs.yml b/.readthedocs.yml
new file mode 100644
index 00000000..5316233a
--- /dev/null
+++ b/.readthedocs.yml
@@ -0,0 +1,11 @@
+# Reference: https://docs.readthedocs.io/en/latest/yaml-config.html
+
+build:
+  image: latest
+
+# Possible options: htmlzip, pdf, epub
+# Disable (single) htmlzip as it's way too big to be useful,
+# and leads to excessive memory usage on build
+# Disable epub for now to speed up builds
+formats:
+  - pdf