diff --git a/poetry.lock b/poetry.lock
index 84449100..8d42a45c 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1848,21 +1848,22 @@ type-comments = ["typed-ast (>=1.5.2)"]
 
 [[package]]
 name = "sphinx-rtd-theme"
-version = "0.5.2"
+version = "1.2.2"
 description = "Read the Docs theme for Sphinx"
 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-1.2.2-py2.py3-none-any.whl", hash = "sha256:6a7e7d8af34eb8fc57d52a09c6b6b9c46ff44aea5951bc831eeb9245378f3689"},
+    {file = "sphinx_rtd_theme-1.2.2.tar.gz", hash = "sha256:01c5c5a72e2d025bd23d1f06c59a4831b06e6ce6c01fdd5ebfe9986c0a880fc7"},
 ]
 
 [package.dependencies]
-docutils = "<0.17"
-sphinx = "*"
+docutils = "<0.19"
+sphinx = ">=1.6,<7"
+sphinxcontrib-jquery = ">=4,<5"
 
 [package.extras]
-dev = ["bump2version", "sphinxcontrib-httpdomain", "transifex-client"]
+dev = ["bump2version", "sphinxcontrib-httpdomain", "transifex-client", "wheel"]
 
 [[package]]
 name = "sphinxcontrib-applehelp"
@@ -1924,6 +1925,20 @@ files = [
 six = "*"
 Sphinx = ">=1.6"
 
+[[package]]
+name = "sphinxcontrib-jquery"
+version = "4.1"
+description = "Extension to include jQuery on newer Sphinx releases"
+optional = false
+python-versions = ">=2.7"
+files = [
+    {file = "sphinxcontrib-jquery-4.1.tar.gz", hash = "sha256:1620739f04e36a2c779f1a131a2dfd49b2fd07351bf1968ced074365933abc7a"},
+    {file = "sphinxcontrib_jquery-4.1-py2.py3-none-any.whl", hash = "sha256:f936030d7d0147dd026a4f2b5a57343d233f1fc7b363f68b3d4f1cb0993878ae"},
+]
+
+[package.dependencies]
+Sphinx = ">=1.8"
+
 [[package]]
 name = "sphinxcontrib-jsmath"
 version = "1.0.1"
@@ -2319,4 +2334,4 @@ testing = ["big-O", "jaraco.functools", "jaraco.itertools", "more-itertools", "p
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.8"
-content-hash = "11906416e82995bd5754941cc3c2c8c56d5fb0ed1051a4cceaa98a110c8edfaf"
+content-hash = "f71955180cd47684c28386481bdcae3592fc0a3dba68ec925b4c076aceeb1c12"
diff --git a/pyproject.toml b/pyproject.toml
index 01016b38..642aa2b4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -33,7 +33,7 @@ MarkupSafe = "2.0.1"
 [tool.poetry.dev-dependencies]
 pytest = "^6.2"
 pytest-cov = "^2.11"
-sphinx_rtd_theme = "^0.5.1"
+sphinx_rtd_theme = "^1.2.2"
 sphinx = "^4.4.0"
 mypy = "^1.5"
 sphinx-autodoc-typehints = "^1.11.1"