diff --git a/README.rst b/README.rst
index 1be665b5bfb..45f06c0c6c5 100644
--- a/README.rst
+++ b/README.rst
@@ -103,7 +103,7 @@ shoud be replaced by::
 Documentation
 -------------
 
-http://aiohttp.readthedocs.org/
+https://aiohttp.readthedocs.io/
 
 Discussion list
 ---------------
diff --git a/docs/conf.py b/docs/conf.py
index 757a7e609a3..1ba3ef34375 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -69,11 +69,11 @@
 intersphinx_mapping = {
     'python': ('http://docs.python.org/3', None),
     'multidict':
-        ('http://multidict.readthedocs.org/en/stable/', None),
+        ('https://multidict.readthedocs.io/en/stable/', None),
     'aiohttpjinja2':
-        ('http://aiohttp-jinja2.readthedocs.org/en/stable/', None),
+        ('https://aiohttp-jinja2.readthedocs.io/en/stable/', None),
     'aiohttpsession':
-        ('http://aiohttp-session.readthedocs.org/en/stable/', None)}
+        ('https://aiohttp-session.readthedocs.io/en/stable/', None)}
 
 # Add any paths that contain templates here, relative to this directory.
 templates_path = ['_templates']