diff --git a/examples/miniapps/aiohttp/README.rst b/examples/miniapps/aiohttp/README.rst
index bb56fe2b..dd8c00d8 100644
--- a/examples/miniapps/aiohttp/README.rst
+++ b/examples/miniapps/aiohttp/README.rst
@@ -2,7 +2,7 @@ Aiohttp + Dependency Injector Example
 =====================================
 
 This is an `Aiohttp <https://docs.aiohttp.org/>`_ +
-`Dependency Injector <http://python-dependency-injector.ets-labs.org/>`_ example application.
+`Dependency Injector <https://python-dependency-injector.ets-labs.org/>`_ example application.
 
 The example application is a REST API that searches for funny GIFs on the `Giphy <https://giphy.com/>`_.
 
diff --git a/examples/miniapps/aiohttp/giphynavigator/giphy.py b/examples/miniapps/aiohttp/giphynavigator/giphy.py
index 18d0f6b9..22a5f6a4 100644
--- a/examples/miniapps/aiohttp/giphynavigator/giphy.py
+++ b/examples/miniapps/aiohttp/giphynavigator/giphy.py
@@ -5,7 +5,7 @@ from aiohttp import ClientSession, ClientTimeout
 
 class GiphyClient:
 
-    API_URL = 'http://api.giphy.com/v1'
+    API_URL = 'https://api.giphy.com/v1'
 
     def __init__(self, api_key, timeout):
         self._api_key = api_key
diff --git a/examples/miniapps/asyncio-daemon/README.rst b/examples/miniapps/asyncio-daemon/README.rst
index 0056db48..5bb73022 100644
--- a/examples/miniapps/asyncio-daemon/README.rst
+++ b/examples/miniapps/asyncio-daemon/README.rst
@@ -2,7 +2,7 @@ Asyncio Daemon + Dependency Injector Example
 ============================================
 
 This is an `asyncio <https://docs.python.org/3/library/asyncio.html>`_ +
-`Dependency Injector <http://python-dependency-injector.ets-labs.org/>`_ example application.
+`Dependency Injector <https://python-dependency-injector.ets-labs.org/>`_ example application.
 
 The example application is a daemon that monitors availability of web services.
 
diff --git a/examples/miniapps/django/README.rst b/examples/miniapps/django/README.rst
index eeac0b97..114f77cb 100644
--- a/examples/miniapps/django/README.rst
+++ b/examples/miniapps/django/README.rst
@@ -2,7 +2,7 @@ Django + Dependency Injector Example
 ====================================
 
 This is a `Django <https://www.djangoproject.com/>`_ +
-`Dependency Injector <http://python-dependency-injector.ets-labs.org/>`_ example application.
+`Dependency Injector <https://python-dependency-injector.ets-labs.org/>`_ example application.
 
 The example application helps to search for repositories on the Github.
 
diff --git a/examples/miniapps/flask/README.rst b/examples/miniapps/flask/README.rst
index 7bbd5d99..118c4e52 100644
--- a/examples/miniapps/flask/README.rst
+++ b/examples/miniapps/flask/README.rst
@@ -2,7 +2,7 @@ Flask + Dependency Injector Example
 ===================================
 
 This is a `Flask <https://flask.palletsprojects.com/>`_ +
-`Dependency Injector <http://python-dependency-injector.ets-labs.org/>`_ example application.
+`Dependency Injector <https://python-dependency-injector.ets-labs.org/>`_ example application.
 
 The example application helps to search for repositories on the Github.
 
diff --git a/examples/miniapps/movie-lister/README.rst b/examples/miniapps/movie-lister/README.rst
index 15fe2d7e..dcc85066 100644
--- a/examples/miniapps/movie-lister/README.rst
+++ b/examples/miniapps/movie-lister/README.rst
@@ -4,7 +4,7 @@ Movie lister - a naive example of dependency injection in Python
 This is a Python implementation of the dependency injection example from Martin Fowler's
 article:
 
-    http://www.martinfowler.com/articles/injection.html
+    https://www.martinfowler.com/articles/injection.html
 
 Run
 ---
diff --git a/examples/miniapps/sanic/README.rst b/examples/miniapps/sanic/README.rst
index 4e95e59b..9550fccc 100644
--- a/examples/miniapps/sanic/README.rst
+++ b/examples/miniapps/sanic/README.rst
@@ -2,7 +2,7 @@ Sanic + Dependency Injector Example
 ===================================
 
 This is a `Sanic <https://sanic.readthedocs.io/en/latest/index.html>`_ +
-`Dependency Injector <http://python-dependency-injector.ets-labs.org/>`_ example application.
+`Dependency Injector <https://python-dependency-injector.ets-labs.org/>`_ example application.
 
 The example application is a REST API that searches for funny GIFs on the `Giphy <https://giphy.com/>`_.
 
diff --git a/examples/miniapps/sanic/giphynavigator/giphy.py b/examples/miniapps/sanic/giphynavigator/giphy.py
index 18d0f6b9..22a5f6a4 100644
--- a/examples/miniapps/sanic/giphynavigator/giphy.py
+++ b/examples/miniapps/sanic/giphynavigator/giphy.py
@@ -5,7 +5,7 @@ from aiohttp import ClientSession, ClientTimeout
 
 class GiphyClient:
 
-    API_URL = 'http://api.giphy.com/v1'
+    API_URL = 'https://api.giphy.com/v1'
 
     def __init__(self, api_key, timeout):
         self._api_key = api_key