diff --git a/poetry.lock b/poetry.lock
index 2b844034..cf816476 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1404,22 +1404,23 @@ test = ["cython", "html5lib", "pytest", "pytest-cov", "typed-ast"]
 
 [[package]]
 name = "sphinx-rtd-theme"
-version = "0.5.2"
+version = "1.2.0"
 description = "Read the Docs theme for Sphinx"
 category = "dev"
 optional = false
-python-versions = "*"
+python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,!=3.5.*,>=2.7"
 files = [
-    {file = "sphinx_rtd_theme-0.5.2-py2.py3-none-any.whl", hash = "sha256:4a05bdbe8b1446d77a01e20a23ebc6777c74f43237035e76be89699308987d6f"},
-    {file = "sphinx_rtd_theme-0.5.2.tar.gz", hash = "sha256:32bd3b5d13dc8186d7a42fc816a23d32e83a4827d7d9882948e7b837c232da5a"},
+    {file = "sphinx_rtd_theme-1.2.0-py2.py3-none-any.whl", hash = "sha256:f823f7e71890abe0ac6aaa6013361ea2696fc8d3e1fa798f463e82bdb77eeff2"},
+    {file = "sphinx_rtd_theme-1.2.0.tar.gz", hash = "sha256:a0d8bd1a2ed52e0b338cbe19c4b2eef3c5e7a048769753dac6a9f059c7b641b8"},
 ]
 
 [package.dependencies]
-docutils = "<0.17"
-sphinx = "*"
+docutils = "<0.19"
+sphinx = ">=1.6,<7"
+sphinxcontrib-jquery = {version = ">=2.0.0,<3.0.0 || >3.0.0", markers = "python_version > \"3\""}
 
 [package.extras]
-dev = ["bump2version", "sphinxcontrib-httpdomain", "transifex-client"]
+dev = ["bump2version", "sphinxcontrib-httpdomain", "transifex-client", "wheel"]
 
 [[package]]
 name = "sphinxcontrib-applehelp"
@@ -1469,6 +1470,21 @@ files = [
 lint = ["docutils-stubs", "flake8", "mypy"]
 test = ["html5lib", "pytest"]
 
+[[package]]
+name = "sphinxcontrib-jquery"
+version = "2.0.0"
+description = "Extension to include jQuery on newer Sphinx releases"
+category = "dev"
+optional = false
+python-versions = ">=2.7"
+files = [
+    {file = "sphinxcontrib-jquery-2.0.0.tar.gz", hash = "sha256:8fb65f6dba84bf7bcd1aea1f02ab3955ac34611d838bcc95d4983b805b234daa"},
+    {file = "sphinxcontrib_jquery-2.0.0-py3-none-any.whl", hash = "sha256:ed47fa425c338ffebe3c37e1cdb56e30eb806116b85f01055b158c7057fdb995"},
+]
+
+[package.dependencies]
+setuptools = "*"
+
 [[package]]
 name = "sphinxcontrib-jsmath"
 version = "1.0.1"
@@ -1739,4 +1755,4 @@ starlette = []
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.7.0"
-content-hash = "9d5811508f7477ddf5f8d968a2c7c7940a2289d186777707cf08de89a6c99337"
+content-hash = "a4cdecf6d0c8e6097e6f305b7f6596c808f7559031845ad451befe23f96dd4cb"
diff --git a/pyproject.toml b/pyproject.toml
index 8f4c1f88..f4613523 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -87,7 +87,7 @@ pytest-flake8 = "*"
 pytest-cov = "*"
 responses = "*"
 sphinx = "^4.0.2"
-sphinx-rtd-theme = "^0.5.2"
+sphinx-rtd-theme = "^1.2.0"
 strict-rfc3339 = "^0.7"
 webob = "*"
 mypy = "^1.0"