diff --git a/requirements-dev.txt b/requirements-dev.txt
index a362862..84599de 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -11,6 +11,6 @@ pytest-cov==5.0.0
 PyYAML==6.0.1
 requests==2.32.3
 rstcheck==6.2.4
-Sphinx==7.1.2
+Sphinx==8.1.0
 sphinx-copybutton==0.5.2
 sphinx_inline_tabs==2023.4.21