diff --git a/requirements.txt b/requirements.txt
index 59998c6..fd69a2a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,4 +4,4 @@ Pillow==8.2.0
 pyngrok==5.0.5
 requests==2.25.1
 tweepy==3.10.0
-waitress==2.0.0
+waitress==2.1.0