diff --git a/poetry.lock b/poetry.lock
index f2d5a7da..a4f9150b 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1145,7 +1145,7 @@ python-versions = ">=3.6"
 
 [[package]]
 name = "sphinx"
-version = "4.3.1"
+version = "4.3.2"
 description = "Python documentation generator"
 category = "dev"
 optional = false
@@ -1171,7 +1171,7 @@ sphinxcontrib-serializinghtml = ">=1.1.5"
 
 [package.extras]
 docs = ["sphinxcontrib-websupport"]
-lint = ["flake8 (>=3.5.0)", "isort", "mypy (>=0.900)", "docutils-stubs", "types-typed-ast", "types-pkg-resources", "types-requests"]
+lint = ["flake8 (>=3.5.0)", "isort", "mypy (>=0.920)", "docutils-stubs", "types-typed-ast", "types-pkg-resources", "types-requests"]
 test = ["pytest", "pytest-cov", "html5lib", "cython", "typed-ast"]
 
 [[package]]
@@ -1417,7 +1417,7 @@ testing = ["pytest (>=4.6)", "pytest-checkdocs (>=2.4)", "pytest-flake8", "pytes
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.7"
-content-hash = "629dd68598e8b32fb872d1bc395d94fbfddc9ae869e17833e1b5245be27bc895"
+content-hash = "353231a567d7788429ccc84086a00aa51fdf4f1e6c966d24856c02c09eed15bd"
 
 [metadata.files]
 alabaster = [
@@ -2092,8 +2092,8 @@ soupsieve = [
     {file = "soupsieve-2.3.1.tar.gz", hash = "sha256:b8d49b1cd4f037c7082a9683dfa1801aa2597fb11c3a1155b7a5b94829b4f1f9"},
 ]
 sphinx = [
-    {file = "Sphinx-4.3.1-py3-none-any.whl", hash = "sha256:048dac56039a5713f47a554589dc98a442b39226a2b9ed7f82797fcb2fe9253f"},
-    {file = "Sphinx-4.3.1.tar.gz", hash = "sha256:32a5b3e9a1b176cc25ed048557d4d3d01af635e6b76c5bc7a43b0a34447fbd45"},
+    {file = "Sphinx-4.3.2-py3-none-any.whl", hash = "sha256:6a11ea5dd0bdb197f9c2abc2e0ce73e01340464feaece525e64036546d24c851"},
+    {file = "Sphinx-4.3.2.tar.gz", hash = "sha256:0a8836751a68306b3fe97ecbe44db786f8479c3bf4b80e3a7f5c838657b4698c"},
 ]
 sphinx-autobuild = [
     {file = "sphinx-autobuild-2021.3.14.tar.gz", hash = "sha256:de1ca3b66e271d2b5b5140c35034c89e47f263f2cd5db302c9217065f7443f05"},
diff --git a/pyproject.toml b/pyproject.toml
index d19a90ff..b4b99cbf 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -28,7 +28,7 @@ safety = "^1.10.3"
 mypy = "^0.920"
 typeguard = "^2.13.3"
 xdoctest = {extras = ["colors"], version = "^0.15.10"}
-sphinx = "^4.3.1"
+sphinx = "^4.3.2"
 sphinx-autobuild = "^2021.3.14"
 pre-commit = "^2.16.0"
 flake8 = "^4.0.1"