diff --git a/pyproject.toml b/pyproject.toml
index 2cc49104..2e632c0d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -66,7 +66,7 @@ optional = true
 
 [tool.poetry.group.docs.dependencies]
 recommonmark = "^0.7"
-sphinx = "^5.0.0"
+sphinx = "^7.0.0"
 sphinx-autodoc-typehints = "^1.12.0"
 sphinx-click = "^4.0.0"
 sphinx-rtd-theme = "^1.0.0"