diff --git a/README.rst b/README.rst
index 6106e7b..7f2c767 100644
--- a/README.rst
+++ b/README.rst
@@ -29,7 +29,7 @@ Dependencies
 
 ``django-cas-server`` depends on the following python packages:
 
-* Django >= 1.7.1 < 1.11
+* Django >= 1.11 < 2.1
 * requests >= 2.4
 * requests_futures >= 0.9.5
 * lxml >= 3.4
diff --git a/requirements.txt b/requirements.txt
index be48d39..6e4edbe 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-Django >= 1.7.1,<2.1
+Django >= 1.11,<2.1
 setuptools>=5.5
 requests>=2.4
 requests_futures>=0.9.5
diff --git a/setup.py b/setup.py
index a0316e3..2e1d0ad 100644
--- a/setup.py
+++ b/setup.py
@@ -57,7 +57,7 @@ if __name__ == '__main__':
         },
         keywords=['django', 'cas', 'cas3', 'server', 'sso', 'single sign-on', 'authentication', 'auth'],
         install_requires=[
-            'Django >= 1.7,<2.1', 'requests >= 2.4', 'requests_futures >= 0.9.5',
+            'Django >= 1.11,<2.1', 'requests >= 2.4', 'requests_futures >= 0.9.5',
             'lxml >= 3.4', 'six >= 1'
         ],
         url="https://github.com/nitmir/django-cas-server",