diff --git a/.readthedocs.yml b/.readthedocs.yml
new file mode 100644
index 0000000..e166702
--- /dev/null
+++ b/.readthedocs.yml
@@ -0,0 +1,25 @@
+# .readthedocs.yml
+# Read the Docs configuration file
+# See https://docs.readthedocs.io/en/stable/config-file/v2.html for details
+
+# Required version of readthedocs
+version: 2
+
+# Set the version of Python and other tools you might need
+build:
+  os: ubuntu-22.04
+  tools:
+    python: "3.10"
+
+# Build documentation in the docs/ directory with Sphinx
+sphinx:
+   configuration: docs/conf.py
+
+
+# Declare the Python requirements required to build your docs
+python:
+   install:
+    - method: pip
+      path: .
+      extra_requirements:
+        - doc
diff --git a/docs/requirements.txt b/docs/requirements.txt
deleted file mode 100644
index 7d2467c..0000000
--- a/docs/requirements.txt
+++ /dev/null
@@ -1,3 +0,0 @@
-m2r2
-numpydoc
-pysat
diff --git a/pyproject.toml b/pyproject.toml
index 56658bb..1e2e7ec 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -57,7 +57,7 @@ doc = [
   "numpydoc",
   "pyproject_parser",
   "sphinx",
-  "sphinx_rtd_theme"
+  "sphinx_rtd_theme >= 1.2.2"
 ]
 
 [project.urls]