diff --git a/requirements.txt b/requirements.txt
index 7ae6b030..dc4b6a59 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,7 +15,7 @@ django-statsd-mozilla==0.4.0
 six==1.11.0
 boto==2.48.0
 python-dateutil==2.6.1
-pytz==2017.3
+pytz==2018.3
 
 sqlparse==0.2.4