diff --git a/requirements.txt b/requirements.txt
index 22900c9268..0268448d21 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,7 +20,6 @@ requests
 rsa
 sqlalchemy
 tornado
-tz
 websocket-client
 websockets
 zeroconf>=0.27.0
diff --git a/setup.py b/setup.py
index e67b5713d4..1f2bf8d998 100755
--- a/setup.py
+++ b/setup.py
@@ -77,7 +77,6 @@ setup(
         'rsa',
         'sqlalchemy',
         'tornado',
-        'tz',
         'websocket-client',
         'websockets',
         'wheel',