diff --git a/requirements.txt b/requirements.txt
index 5e767a8..cce938a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -164,7 +164,7 @@ Unidecode==1.1.1
 urllib3==1.24.1
 uTidylib==0.5
 venusian==1.2.0
-waitress==1.2.0b2
+waitress==3.0.1
 wcwidth==0.1.7
 webargs==5.1.2
 webencodings==0.5.1