diff --git a/poetry.lock b/poetry.lock
index ace2ca4..4314b24 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 1.6.1 and should not be changed by hand.
+# This file is automatically @generated by Poetry 1.7.1 and should not be changed by hand.
 
 [[package]]
 name = "alabaster"
@@ -1190,18 +1190,18 @@ theme-sbt = ["sphinx-book-theme (>=1.0,<2.0)"]
 
 [[package]]
 name = "sphinx-rtd-theme"
-version = "1.3.0"
+version = "2.0.0"
 description = "Read the Docs theme for Sphinx"
 optional = false
-python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,!=3.5.*,>=2.7"
+python-versions = ">=3.6"
 files = [
-    {file = "sphinx_rtd_theme-1.3.0-py2.py3-none-any.whl", hash = "sha256:46ddef89cc2416a81ecfbeaceab1881948c014b1b6e4450b815311a89fb977b0"},
-    {file = "sphinx_rtd_theme-1.3.0.tar.gz", hash = "sha256:590b030c7abb9cf038ec053b95e5380b5c70d61591eb0b552063fbe7c41f0931"},
+    {file = "sphinx_rtd_theme-2.0.0-py2.py3-none-any.whl", hash = "sha256:ec93d0856dc280cf3aee9a4c9807c60e027c7f7b461b77aeffed682e68f0e586"},
+    {file = "sphinx_rtd_theme-2.0.0.tar.gz", hash = "sha256:bd5d7b80622406762073a04ef8fadc5f9151261563d47027de09910ce03afe6b"},
 ]
 
 [package.dependencies]
-docutils = "<0.19"
-sphinx = ">=1.6,<8"
+docutils = "<0.21"
+sphinx = ">=5,<8"
 sphinxcontrib-jquery = ">=4,<5"
 
 [package.extras]
@@ -1424,4 +1424,4 @@ testing = ["big-O", "jaraco.functools", "jaraco.itertools", "more-itertools", "p
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.8"
-content-hash = "a2c8b1f1f566d75fa3087746d2d73cc725cf965a6942380edd6b9179fcf60b4d"
+content-hash = "c02bbaa185459cf86ecca254dce27b7bea702e6f3974097966b9e481ddd2a0b3"
diff --git a/pyproject.toml b/pyproject.toml
index 1f1fb04..ff568a0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -45,7 +45,7 @@ lxml = "^4.9.3"
 [tool.poetry.group.docs.dependencies]
 sphinx = ">=7.1,<7.2"
 myst-parser = "^2.0.0"
-sphinx-rtd-theme = "^1.2.2"
+sphinx-rtd-theme = ">=1.2.2,<3.0.0"
 sphinx-copybutton = "^0.5.2"
 sphinx-design = "^0.5.0"