diff --git a/docs/mkdocs/requirements.txt b/docs/mkdocs/requirements.txt
index 26e9fc6839..458f6e4446 100644
--- a/docs/mkdocs/requirements.txt
+++ b/docs/mkdocs/requirements.txt
@@ -42,7 +42,7 @@ regex==2022.10.31
 requests==2.28.1
 six==1.16.0
 smmap==5.0.0
-tornado==6.2
+tornado==6.3.3
 tqdm==4.64.1
 urllib3==1.26.13
 watchdog==2.2.0