diff --git a/requirements.txt b/requirements.txt
index 6a581002b5b..7beb7a427b6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,7 +18,7 @@ nose==1.3.7
 pep8==1.7.0
 pyflakes==1.1.0
 pyroma==2.0.2
-pytz==2016.2
+pytz==2021.1
 requests==2.9.1
 six==1.10.0
 snowballstemmer==1.2.1