diff --git a/poetry.lock b/poetry.lock
index 8dd585a5..5d57d048 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -381,7 +381,7 @@ test = ["pytest (>=4.6)", "html5lib", "cython", "typed-ast"]
 
 [[package]]
 name = "sphinx-autodoc-typehints"
-version = "1.18.3"
+version = "1.19.1"
 description = "Type hints (PEP 484) support for the Sphinx autodoc extension"
 category = "dev"
 optional = false
@@ -564,7 +564,7 @@ testing = ["pytest (>=6)", "pytest-checkdocs (>=2.4)", "pytest-flake8", "pytest-
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.8"
-content-hash = "fe72000ba507dd91ecc9600b2b8592c2c028f8ca336b1cccaaa39980c0cacb4a"
+content-hash = "090a4f12c5c0dd76557b7c7d55095098b802b0e5be87cf56a64a38ab0ab20a4f"
 
 [metadata.files]
 alabaster = [
@@ -796,8 +796,8 @@ sphinx = [
     {file = "Sphinx-5.1.1.tar.gz", hash = "sha256:ba3224a4e206e1fbdecf98a4fae4992ef9b24b85ebf7b584bb340156eaf08d89"},
 ]
 sphinx-autodoc-typehints = [
-    {file = "sphinx_autodoc_typehints-1.18.3-py3-none-any.whl", hash = "sha256:20294de2a818bda04953c5cb302ec5af46138c81980ad9efa6d8fc1fc4242518"},
-    {file = "sphinx_autodoc_typehints-1.18.3.tar.gz", hash = "sha256:c04d8f8d70e988960e25b206af39a90df84e7e2c085bb24e123bc3684021b313"},
+    {file = "sphinx_autodoc_typehints-1.19.1-py3-none-any.whl", hash = "sha256:9be46aeeb1b315eb5df1f3a7cb262149895d16c7d7dcd77b92513c3c3a1e85e6"},
+    {file = "sphinx_autodoc_typehints-1.19.1.tar.gz", hash = "sha256:6c841db55e0e9be0483ff3962a2152b60e79306f4288d8c4e7e86ac84486a5ea"},
 ]
 sphinx-rtd-theme = [
     {file = "sphinx_rtd_theme-1.0.0-py2.py3-none-any.whl", hash = "sha256:4d35a56f4508cfee4c4fb604373ede6feae2a306731d533f409ef5c3496fdbd8"},
diff --git a/pyproject.toml b/pyproject.toml
index 7da207b0..0b19e8a8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -36,7 +36,7 @@ types-urllib3 = "^1.26.20"
 Sphinx = "^5.1.1"
 sphinx-rtd-theme = "^1.0.0"
 # keep this in sync with docs/requirements.txt for readthedocs.org
-sphinx-autodoc-typehints = "^1.18.3"
+sphinx-autodoc-typehints = "^1.19.1"
 types-certifi = "^2021.10.8"
 types-setuptools = "^63.2.2"
 pook = "^1.0.2"