diff --git a/docs/requirements.in b/docs/requirements.in
index b46977d..acd3857 100644
--- a/docs/requirements.in
+++ b/docs/requirements.in
@@ -8,7 +8,7 @@ sphinx-autodoc-typehints==3.17.2
 mock==5.2.0
 autodoc==0.5.0
 
-tornado==6.5.10
+tornado==6.6
 jinja2==3.1.6
 idna==3.20
 starlette==1.9.0
diff --git a/docs/requirements.txt b/docs/requirements.txt
index a139dc2..961b11d 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -99,7 +99,7 @@ starlette==1.9.0
     # via
     #   -r requirements.in
     #   sphinx-autobuild
-tornado==6.5.10
+tornado==6.6
     # via -r requirements.in
 typing-extensions==4.16.0
     # via