diff --git a/src/requirements.txt b/src/requirements.txt
index 35cd3e7..21da091 100644
--- a/src/requirements.txt
+++ b/src/requirements.txt
@@ -5,7 +5,7 @@ Flask-Limiter ~= 3.7
 cssmin ~= 0.2
 requests ~= 2.32
 PyPDF4 ~= 1.27
-waitress ~= 2.1
+waitress ~= 3.0
 beautifulsoup4 ~= 4.12
 icalendar ~= 5.0.12
 pytz ~= 2023.3