diff --git a/requirements.txt b/requirements.txt
index 2c41c0b..30f98a1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-pytz==2023.3.post1
+pytz==2023.4
 python-dateutil==2.8.2
 six==1.16.0
 chardet==5.2.0