diff --git a/ctfdbapi/requirements.txt b/ctfdbapi/requirements.txt
index c57e16d..1691334 100644
--- a/ctfdbapi/requirements.txt
+++ b/ctfdbapi/requirements.txt
@@ -51,7 +51,7 @@ SQLAlchemy==1.3.3
 sqlalchemy-schemadisplay==1.3
 tornado==4.5.1
 urllib3==1.21.1
-waitress==1.3.0
+waitress==1.4.0
 Werkzeug==0.12.2
 WTForms==2.1
 pytest