diff --git a/.readthedocs.yaml b/.readthedocs.yaml
new file mode 100644
index 00000000..f35f7d60
--- /dev/null
+++ b/.readthedocs.yaml
@@ -0,0 +1,22 @@
+---
+# Read the Docs configuration file
+
+# See https://docs.readthedocs.io/en/stable/config-file/v2.html for details
+
+# Required
+version: 2
+
+# Set the version of Python and other tools you might need
+build:
+  os: ubuntu-20.04
+  tools:
+    python: "3.8"
+
+# Build documentation in the docs/ directory with Sphinx
+sphinx:
+  configuration: docs/conf.py
+
+# Install dev requirements so that the documentation can build correctly
+python:
+  install:
+    - requirements: requirements-dev.txt
diff --git a/docs/requirements.txt b/docs/requirements.txt
deleted file mode 100644
index b08562d8..00000000
--- a/docs/requirements.txt
+++ /dev/null
@@ -1,3 +0,0 @@
-# NOTE: this gets run during the RTD build from the parent directory with:
-# python -m pip install --exists-action=w --no-cache-dir -r docs/requirements.txt
--e .[dev,css]