diff --git a/requirements-app.txt b/requirements-app.txt
index b6ecda39b..addf7907f 100644
--- a/requirements-app.txt
+++ b/requirements-app.txt
@@ -12,7 +12,7 @@ pyexcel-io==0.5.20
 pyexcel-xls==0.5.8
 pyexcel-xlsx==0.5.7
 pyexcel-ods3==0.5.3
-pytz==2019.2
+pytz==2019.3
 gunicorn==19.7.1  # pyup: ignore, >19.8 breaks eventlet patching
 eventlet==0.25.1
 notifications-python-client==5.3.0