diff --git a/poetry.lock b/poetry.lock
index 9a5d088..b1717a9 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -530,7 +530,7 @@ description = "Python documentation generator"
 name = "sphinx"
 optional = true
 python-versions = ">=3.5"
-version = "3.1.2"
+version = "3.2.0"
 
 [package.dependencies]
 Jinja2 = ">=2.3"
@@ -730,7 +730,7 @@ pre-commit = []
 travis-ci = []
 
 [metadata]
-content-hash = "6930eddd421e85ea81dbaf06315c43413bc82857a820b2dd96b90f4ee573f7ef"
+content-hash = "b95d927ceec1919e5c1757dfd11515ddc68f2392572f300a4ae1884813b15f75"
 python-versions = "^3.6"
 
 [metadata.files]
@@ -1006,8 +1006,8 @@ snowballstemmer = [
     {file = "snowballstemmer-1.2.1.tar.gz", hash = "sha256:919f26a68b2c17a7634da993d91339e288964f93c274f1343e3bbbe2096e1128"},
 ]
 sphinx = [
-    {file = "Sphinx-3.1.2-py3-none-any.whl", hash = "sha256:97dbf2e31fc5684bb805104b8ad34434ed70e6c588f6896991b2fdfd2bef8c00"},
-    {file = "Sphinx-3.1.2.tar.gz", hash = "sha256:b9daeb9b39aa1ffefc2809b43604109825300300b987a24f45976c001ba1a8fd"},
+    {file = "Sphinx-3.2.0-py3-none-any.whl", hash = "sha256:f7db5b76c42c8b5ef31853c2de7178ef378b985d7793829ec071e120dac1d0ca"},
+    {file = "Sphinx-3.2.0.tar.gz", hash = "sha256:cf2d5bc3c6c930ab0a1fbef3ad8a82994b1bf4ae923f8098a05c7e5516f07177"},
 ]
 sphinx-rtd-theme = [
     {file = "sphinx_rtd_theme-0.5.0-py2.py3-none-any.whl", hash = "sha256:373413d0f82425aaa28fb288009bf0d0964711d347763af2f1b65cafcb028c82"},
diff --git a/pyproject.toml b/pyproject.toml
index d37887b..95fcb09 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -40,7 +40,7 @@ responses = "^0.10.15"
 pytest-runner = "^5.2"
 towncrier = {version = "^19.2", optional = true}
 tox = "^3.19"
-sphinx = {version = "^3.1", optional = true}
+sphinx = {version = "^3.2", optional = true}
 sphinx_rtd_theme = {version = "^0.5.0", optional = true}
 pre-commit = {version = "^2.1", optional = true}