diff --git a/requirements.txt b/requirements.txt
index 776d952..573d7e8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -41,5 +41,5 @@ text-unidecode==1.3
 Unidecode==1.1.1
 uritemplate==3.0.1
 urllib3==1.25.8
-waitress==1.4.3
+waitress==2.1.1
 whitenoise==5.0.1
\ No newline at end of file