diff --git a/requirements-dev.txt b/requirements-dev.txt
index 36742f6..f73c33a 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,4 +1,4 @@
 -r requirements.txt
 
 mypy==1.11.2
-sphinx==8.1.0
+sphinx==8.1.3