diff --git a/.readthedocs.yml b/.readthedocs.yml
index 6e293f0..98529f0 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -2,14 +2,8 @@ version: 2
 build:
   os: ubuntu-22.04
   tools:
-    python: "3.11"
-python:
-  install:
-    - method: pip
-      path: .
-      extra_requirements:
-        - docs
-sphinx:
-  builder: html
-  configuration: docs/conf.py
-  fail_on_warning: true
+    python: "3.12"
+  commands:
+  - pip install tox-uv
+  - tox r -e docs -vv --notest
+  - tox r -e docs --skip-pkg-install -- "${READTHEDOCS_OUTPUT}"/html
diff --git a/pyproject.toml b/pyproject.toml
index 1f8c793..8f47565 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -33,7 +33,7 @@ dynamic = [
   "version",
 ]
 dependencies = [
-  "pyproject-fmt-rust==1.0.4",
+  "pyproject-fmt-rust==1.0.5",
   "tomli>=2.0.1; python_version<'3.11'",
 ]
 optional-dependencies.docs = [
diff --git a/tox.ini b/tox.ini
index ad829bf..b574b8c 100644
--- a/tox.ini
+++ b/tox.ini
@@ -64,9 +64,11 @@ commands =
 description = build documentation
 extras =
     docs
+set_env =
+    DOCS_OUT = {posargs:{toxworkdir}{/}docs_out}
 commands =
-    sphinx-build -d "{envtmpdir}{/}doctree" docs "{toxworkdir}{/}docs_out" --color -b html {posargs}
-    python -c 'print(r"documentation available under file://{toxworkdir}{/}docs_out{/}index.html")'
+    sphinx-build -d "{envtmpdir}{/}doctree" docs "{env:DOCS_OUT}" --color -b html
+    python -c 'print(r"documentation available under file://{env:DOCS_OUT}{/}index.html")'
 
 [testenv:dev]
 description = generate a DEV environment