diff --git a/requirements/base.txt b/requirements/base.txt
index d9544f15..b056770b 100644
--- a/requirements/base.txt
+++ b/requirements/base.txt
@@ -12,7 +12,7 @@ gunicorn==20.0.4
 gviz_api==1.9.0
 py-bcrypt==0.4
 psycopg2-binary==2.8.6
-pytz==2020.1
+pytz==2020.4
 static==1.1.1
 whitenoise[brotli]==5.2.0
 future==0.18.2