diff --git a/requirements.txt b/requirements.txt
index 3d6ce43..b91d2df 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,7 +20,7 @@ markupsafe==2.0.0
     # via jinja2
 psycopg2==2.9.3
     # via -r requirements.in
-waitress==2.0.0
+waitress==2.1.0
     # via -r requirements.in
 werkzeug==2.0.0
     # via flask