diff --git a/README.rst b/README.rst
index 76020d4..c80f72c 100644
--- a/README.rst
+++ b/README.rst
@@ -20,7 +20,7 @@ object oriented programming patterns.
 
 Check out the `documentation`__ for more complete examples.
 
-.. __: http://django-configurations.readthedocs.org/en/latest/
+.. __: https://django-configurations.readthedocs.io/en/latest/
 
 
 Quickstart
diff --git a/configurations/base.py b/configurations/base.py
index 6c4c988..c9778fb 100644
--- a/configurations/base.py
+++ b/configurations/base.py
@@ -14,7 +14,7 @@ __all__ = ['Configuration']
 install_failure = ("django-configurations settings importer wasn't "
                    "correctly installed. Please use one of the starter "
                    "functions to install it as mentioned in the docs: "
-                   "http://django-configurations.readthedocs.org/")
+                   "https://django-configurations.readthedocs.io/")
 
 
 class ConfigurationBase(type):
diff --git a/docs/cookbook.rst b/docs/cookbook.rst
index 58b79d6..cf7c66f 100644
--- a/docs/cookbook.rst
+++ b/docs/cookbook.rst
@@ -192,7 +192,7 @@ It also works with django-extensions's shell_plus_ management command.
 
 .. _IPython: http://ipython.org/
 .. _`manage your IPython profile`: http://ipython.org/ipython-doc/dev/config/overview.html#configuration-file-location
-.. _shell_plus: http://django-extensions.readthedocs.org/en/latest/shell_plus.html
+.. _shell_plus: https://django-extensions.readthedocs.io/en/latest/shell_plus.html
 
 FastCGI
 -------
diff --git a/setup.py b/setup.py
index 7b267c4..4544bc2 100644
--- a/setup.py
+++ b/setup.py
@@ -29,7 +29,7 @@ def find_version(*parts):
 setup(
     name="django-configurations",
     version=find_version("configurations", "__init__.py"),
-    url='http://django-configurations.readthedocs.org/',
+    url='https://django-configurations.readthedocs.io/',
     license='BSD',
     description="A helper for organizing Django settings.",
     long_description=read('README.rst'),