diff --git a/requirements.txt b/requirements.txt
index c130b10..71da3d4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ numpy
 pandas
 pycparser==2.20
 python-dateutil==2.8.1
-pytz==2021.1
+pytz==2022.7.1
 requests==2.25.1
 six==1.15.0
 urllib3==1.26.9