diff --git a/docs/pyproject.toml b/docs/pyproject.toml
index 9ffcc3b..693aa33 100644
--- a/docs/pyproject.toml
+++ b/docs/pyproject.toml
@@ -12,7 +12,7 @@ sphinx_design = "==0.4.1"
 sphinx_external_toc = "==0.3.1"
 sphinxcontrib-mermaid = { git = "https://github.com/Sporiff/sphinxcontrib-mermaid", rev = "cdn-change" }
 accessible-pygments = "==0.0.4"
-sphinx = "==5.3.0"
+sphinx = "==7.2.3"
 myst-parser = "==1.0.0"
 
 [tool.poetry.group.dev.dependencies]