diff --git a/requirements_all.txt b/requirements_all.txt
index 6a3818a60c3..6a59fffae2f 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -1,7 +1,7 @@
 # Home Assistant core
 requests>=2,<3
 pyyaml>=3.11,<4
-pytz>=2016.7
+pytz>=2016.10
 pip>=7.0.0
 jinja2>=2.8
 voluptuous==0.9.2
diff --git a/setup.py b/setup.py
index 4dc8ba9f75f..a62dbed80e8 100755
--- a/setup.py
+++ b/setup.py
@@ -17,7 +17,7 @@ PACKAGES = find_packages(exclude=['tests', 'tests.*'])
 REQUIRES = [
     'requests>=2,<3',
     'pyyaml>=3.11,<4',
-    'pytz>=2016.7',
+    'pytz>=2016.10',
     'pip>=7.0.0',
     'jinja2>=2.8',
     'voluptuous==0.9.2',