diff --git a/backend/requirements.txt b/backend/requirements.txt
index 67b9ee4..f7e8f21 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -4,4 +4,4 @@ djangorestframework==3.14.0
 pytz==2023.3.post1
 sqlparse==0.4.4
 typing_extensions==4.9.0
-tzdata==2023.3
+tzdata==2023.4