diff --git a/backend/worker/requirements.txt b/backend/worker/requirements.txt
index ebffb092..3e2ac2d4 100644
--- a/backend/worker/requirements.txt
+++ b/backend/worker/requirements.txt
@@ -32,7 +32,7 @@ six==1.16.0
 threadpoolctl==3.1.0
 tomli==2.0.1
 trustymail @ git+https://github.com/Matthew-Grayson/trustymail@production
-tzdata==2023.3
+tzdata==2024.2
 tzlocal==4.3
 wheel==0.38.1
 yarg==0.1.9