diff --git a/docs/requirements.txt b/docs/requirements.txt
index 9dd7d8b..a8a46ff 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,3 +1,3 @@
-Sphinx==4.0.2
+Sphinx==5.1.1
 sphinxcontrib-httpdomain==1.7.0
 sphinx-rtd-theme==0.5.2
\ No newline at end of file