diff --git a/requirements.txt b/requirements.txt
index c74e568..79861b6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ djangorestframework==3.7.7
 freezegun==0.3.10
 funcy==1.10.1
 psycopg2-binary==2.7.4
-python-dateutil==2.6.1
+python-dateutil==2.7.0
 pytz==2018.3
 raven==6.6.0
 rcssmin==1.0.6