diff --git a/requirements.txt b/requirements.txt
index ef0c43d..1e9b3e2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
-Sphinx==4.3.0
+Sphinx==5.3.0
 sphinx-rtd-theme==1.0.0
 linuxdoc==20211220