diff --git a/webapp/requirements-locked.txt b/webapp/requirements-locked.txt
index daac1fae..75c07a61 100644
--- a/webapp/requirements-locked.txt
+++ b/webapp/requirements-locked.txt
@@ -45,7 +45,7 @@ packaging==23.2
     #   shinyswatch
 python-multipart==0.0.18
     # via shiny
-pytz==2023.3.post1
+pytz==2024.2
     # via astral
 shiny==1.2.1
     # via