diff --git a/requirements_dev.txt b/requirements_dev.txt
index 29427c4..4186610 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -9,7 +9,7 @@ tox==4.6.4
 coverage==4.5.4
 pytest==7.1.2
 pytest_cov==2.7.1
-Sphinx==2.2.0
+Sphinx==7.1.1
 sphinx_rtd_theme==0.4.3
 bumpversion==0.5.3
 watchdog==0.9.0