diff --git a/Pipfile b/Pipfile
index e5485b4..7e12171 100644
--- a/Pipfile
+++ b/Pipfile
@@ -18,5 +18,5 @@ mypy = "==1.19.1"
 pytest = "==9.0.2"
 pytest-cov = "==7.0.0"
 tbump = "==6.11.0"
-sphinx = "==9.0.4"
+sphinx = "==9.1.0"
 sphinx-jsonschema = "==1.19.2"