diff --git a/requirements.txt b/requirements.txt
index 3fb4c5d..73f1a97 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,7 +20,7 @@ psycopg2==2.9.1
 pyasn1==0.4.8
 pyasn1-modules==0.2.8
 pylint==2.11.1
-pytz==2021.1
+pytz==2021.3
 requests==2.26.0
 rsa==4.7.2
 six==1.16.0