diff --git a/requirements.txt b/requirements.txt
index 32c67f76..f980a1b8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -44,7 +44,7 @@ python-dateutil==2.8.2
     # via
     #   matplotlib
     #   pandas
-pytz==2022.2.1
+pytz==2023.4
     # via pandas
 pyyaml==6.0
     # via