diff --git a/poetry.lock b/poetry.lock
index fd436f9..cc11cff 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -781,7 +781,7 @@ description = "Python documentation generator"
 name = "sphinx"
 optional = false
 python-versions = ">=3.5"
-version = "3.2.0"
+version = "3.2.1"
 
 [package.dependencies]
 Jinja2 = ">=2.3"
@@ -1037,7 +1037,7 @@ docs = ["sphinx", "jaraco.packaging (>=3.2)", "rst.linker (>=1.9)"]
 testing = ["jaraco.itertools", "func-timeout"]
 
 [metadata]
-content-hash = "f1f3247e5b8aac47d3a99c4d70872ecde069413ce556202e1f2d973cdf7176ed"
+content-hash = "a872a048dffc25732a4a66582567af90b30eddd48ccf9e0de806c4c24b5a89dd"
 python-versions = "^3.7"
 
 [metadata.files]
@@ -1437,8 +1437,8 @@ snowballstemmer = [
     {file = "snowballstemmer-2.0.0.tar.gz", hash = "sha256:df3bac3df4c2c01363f3dd2cfa78cce2840a79b9f1c2d2de9ce8d31683992f52"},
 ]
 sphinx = [
-    {file = "Sphinx-3.2.0-py3-none-any.whl", hash = "sha256:f7db5b76c42c8b5ef31853c2de7178ef378b985d7793829ec071e120dac1d0ca"},
-    {file = "Sphinx-3.2.0.tar.gz", hash = "sha256:cf2d5bc3c6c930ab0a1fbef3ad8a82994b1bf4ae923f8098a05c7e5516f07177"},
+    {file = "Sphinx-3.2.1-py3-none-any.whl", hash = "sha256:ce6fd7ff5b215af39e2fcd44d4a321f6694b4530b6f2b2109b64d120773faea0"},
+    {file = "Sphinx-3.2.1.tar.gz", hash = "sha256:321d6d9b16fa381a5306e5a0b76cd48ffbc588e6340059a729c6fdd66087e0e8"},
 ]
 sphinx-autobuild = [
     {file = "sphinx-autobuild-0.7.1.tar.gz", hash = "sha256:66388f81884666e3821edbe05dd53a0cfb68093873d17320d0610de8db28c74e"},
diff --git a/pyproject.toml b/pyproject.toml
index e481372..e7ec3be 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -31,7 +31,7 @@ typeguard = "^2.9.1"
 pre-commit = "^2.6.0"
 pygments = "^2.6.1"
 xdoctest = "^0.13.0"
-sphinx = "^3.2.0"
+sphinx = "^3.2.1"
 sphinx-autobuild = "^0.7.1"
 darglint = "^1.5.2"
 flake8-docstrings = "^1.5.0"