diff --git a/.readthedocs.yaml b/.readthedocs.yaml
new file mode 100644
index 00000000..010e1af4
--- /dev/null
+++ b/.readthedocs.yaml
@@ -0,0 +1,24 @@
+# Read the Docs configuration file
+# See https://docs.readthedocs.io/en/stable/config-file/v2.html for details
+
+version: 2
+
+build:
+  os: ubuntu-22.04
+  apt_packages:
+  - gettext
+  tools:
+    python: '3.11'
+
+sphinx:
+  configuration: conf.py
+  # TODO: Re-enable failure on warnings when all translation issues are handled.
+  # fail_on_warning: true
+
+formats:
+  - htmlzip
+  - epub
+
+python:
+  install:
+  - requirements: requirements.txt
diff --git a/requirements.txt b/requirements.txt
index 17f9f530..e01f6582 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1,9 @@
-sphinx-version-warning
+Sphinx>=4.1
+sphinx-rtd-theme>=0.5
+sphinx-tabs>=1.3,<=3.2
+sphinx-version-warning>=1.1
+sphinxcontrib-applehelp<1.0.8
+sphinxcontrib-devhelp<1.0.6
+sphinxcontrib-htmlhelp<2.0.5
+sphinxcontrib-serializinghtml<1.1.10
+sphinxcontrib-qthelp<1.0.7