diff --git a/misc/requirements/requirements_docs.txt b/misc/requirements/requirements_docs.txt
index e87009ef2..b9116870c 100644
--- a/misc/requirements/requirements_docs.txt
+++ b/misc/requirements/requirements_docs.txt
@@ -1,2 +1,2 @@
-sphinx==3.5.1
+sphinx==3.5.3
 sphinx-bootstrap-theme==0.7.1