diff --git a/{{cookiecutter.project_slug}}/requirements/base.txt b/{{cookiecutter.project_slug}}/requirements/base.txt
index b9de0df86..3d5efa982 100644
--- a/{{cookiecutter.project_slug}}/requirements/base.txt
+++ b/{{cookiecutter.project_slug}}/requirements/base.txt
@@ -1,4 +1,4 @@
-pytz==2018.7  # https://github.com/stub42/pytz
+pytz==2018.9  # https://github.com/stub42/pytz
 python-slugify==2.0.1  # https://github.com/un33k/python-slugify
 Pillow==5.4.1  # https://github.com/python-pillow/Pillow
 {%- if cookiecutter.use_compressor == "y" %}