diff --git a/.readthedocs.yml b/.readthedocs.yml
index ee61abd2..9fac75d7 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -6,7 +6,7 @@ version: 2
 build:
   os: ubuntu-24.04
   tools:
-    python: '3.13'
+    python: '3.12'
 
 python:
   install:
diff --git a/poetry.lock b/poetry.lock
index 81bba289..a8d771df 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -820,13 +820,13 @@ files = [
 
 [[package]]
 name = "docutils"
-version = "0.21.2"
+version = "0.20.1"
 description = "Docutils -- Python Documentation Utilities"
 optional = false
-python-versions = ">=3.9"
+python-versions = ">=3.7"
 files = [
-    {file = "docutils-0.21.2-py3-none-any.whl", hash = "sha256:dafca5b9e384f0e419294eb4d2ff9fa826435bf15f15b7bd45723e8ad76811b2"},
-    {file = "docutils-0.21.2.tar.gz", hash = "sha256:3a6b18732edf182daa3cd12775bbb338cf5691468f91eeeb109deff6ebfa986f"},
+    {file = "docutils-0.20.1-py3-none-any.whl", hash = "sha256:96f387a2c5562db4476f09f13bbab2192e764cac08ebbf3a34a95d9b1e4a59d6"},
+    {file = "docutils-0.20.1.tar.gz", hash = "sha256:f08a4e276c3a1583a86dce3e34aba3fe04d02bba2dd51ed16106244e8a923e3b"},
 ]
 
 [[package]]
@@ -1430,15 +1430,19 @@ version = "0.3.3.post2"
 description = "Markdown and reStructuredText in a single file."
 optional = false
 python-versions = ">=3.7"
-files = [
-    {file = "m2r2-0.3.3.post2-py3-none-any.whl", hash = "sha256:86157721eb6eabcd54d4eea7195890cc58fa6188b8d0abea633383cfbb5e11e3"},
-    {file = "m2r2-0.3.3.post2.tar.gz", hash = "sha256:e62bcb0e74b3ce19cda0737a0556b04cf4a43b785072fcef474558f2c1482ca8"},
-]
+files = []
+develop = false
 
 [package.dependencies]
-docutils = ">=0.19"
+docutils = ">=0.19,<0.21"
 mistune = "0.8.4"
 
+[package.source]
+type = "git"
+url = "https://github.com/adrien-berchet/m2r2.git"
+reference = "patch-1"
+resolved_reference = "d8e4f6e567dfe2452070c031a6e1d47046ac8ddf"
+
 [[package]]
 name = "markdown-it-py"
 version = "3.0.0"
@@ -3225,4 +3229,4 @@ type = ["pytest-mypy"]
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.9"
-content-hash = "91d7435d86034bc1430e556f96277cd7ec6393a2db0e1917a91638bcd291df7d"
+content-hash = "da2756bb1658ae4c3a2abcd342fead5a96959996c365a1c5a9859c41cebba6a3"
diff --git a/pyproject.toml b/pyproject.toml
index dab77896..c67477c0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -107,7 +107,10 @@ optional = true
 [tool.poetry.group.docs.dependencies]
 sphinx = "^7.4"
 sphinx-autodoc-typehints = "^2.3.0"
-m2r2 = "^0.3"
+#m2r2 = "^0.3"
+# https://github.com/CrossNox/m2r2/issues/68
+# https://github.com/CrossNox/m2r2/pull/69
+m2r2 = { git = "https://github.com/adrien-berchet/m2r2.git", branch = "patch-1" }
 tomli = "^2.0"
 recommonmark = "^0.7"
 typing-extensions = "^4.9"
diff --git a/requirements-dev.txt b/requirements-dev.txt
index ffb5ffd4..a991b04f 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -16,7 +16,7 @@ cryptography==43.0.1 ; python_version >= "3.9" and python_version < "4.0"
 darglint==1.8.1 ; python_version >= "3.9" and python_version < "4.0"
 dictdiffer==0.9.0 ; python_version >= "3.9" and python_version < "4.0"
 doc8==1.1.2 ; python_version >= "3.9" and python_version < "4.0"
-docutils==0.21.2 ; python_version >= "3.9" and python_version < "4.0"
+docutils==0.20.1 ; python_version >= "3.9" and python_version < "4.0"
 dparse==0.6.4b0 ; python_version >= "3.9" and python_version < "4.0"
 dpath==2.2.0 ; python_version >= "3.9" and python_version < "4.0"
 eradicate==2.3.0 ; python_version >= "3.9" and python_version < "4.0"
diff --git a/requirements-docs.txt b/requirements-docs.txt
index c8f6fdbb..27a56ee4 100644
--- a/requirements-docs.txt
+++ b/requirements-docs.txt
@@ -4,12 +4,12 @@ certifi==2024.8.30 ; python_version >= "3.9" and python_version < "4.0"
 charset-normalizer==3.4.0 ; python_version >= "3.9" and python_version < "4.0"
 colorama==0.4.6 ; python_version >= "3.9" and python_version < "4.0" and sys_platform == "win32"
 commonmark==0.9.1 ; python_version >= "3.9" and python_version < "4.0"
-docutils==0.21.2 ; python_version >= "3.9" and python_version < "4.0"
+docutils==0.20.1 ; python_version >= "3.9" and python_version < "4.0"
 idna==3.10 ; python_version >= "3.9" and python_version < "4.0"
 imagesize==1.4.1 ; python_version >= "3.9" and python_version < "4.0"
 importlib-metadata==8.5.0 ; python_version >= "3.9" and python_version < "3.10"
 jinja2==3.1.4 ; python_version >= "3.9" and python_version < "4.0"
-m2r2==0.3.3.post2 ; python_version >= "3.9" and python_version < "4.0"
+m2r2 @ git+https://github.com/adrien-berchet/m2r2.git@d8e4f6e567dfe2452070c031a6e1d47046ac8ddf ; python_version >= "3.9" and python_version < "4.0"
 markupsafe==3.0.1 ; python_version >= "3.9" and python_version < "4.0"
 mistune==0.8.4 ; python_version >= "3.9" and python_version < "4.0"
 packaging==24.1 ; python_version >= "3.9" and python_version < "4.0"