diff --git a/requirements_dev.txt b/requirements_dev.txt
index 3a0bc43..4a2d2f3 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,5 +1,5 @@
 pip==23.3
-Sphinx==4.0.2
+Sphinx==8.1.3
 watchdog==2.1.2
 flake8==7.0.0
 wheel==0.38.1