diff --git a/README.md b/README.md
index 3088e09d..eee37fb3 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# [DevDocs](http://devdocs.io) [![Build Status](https://travis-ci.org/Thibaut/devdocs.svg?branch=master)](https://travis-ci.org/Thibaut/devdocs)
+# [DevDocs](https://devdocs.io) [![Build Status](https://travis-ci.org/Thibaut/devdocs.svg?branch=master)](https://travis-ci.org/Thibaut/devdocs)
 
 DevDocs combines multiple API documentations in a fast, organized, and searchable interface.
 
@@ -14,7 +14,7 @@ Keep track of development news:
 
 ## Quick Start
 
-Unless you wish to contribute to the project, I recommend using the hosted version at [devdocs.io](http://devdocs.io). It's up-to-date and works offline out-of-the-box.
+Unless you wish to contribute to the project, I recommend using the hosted version at [devdocs.io](https://devdocs.io). It's up-to-date and works offline out-of-the-box.
 
 DevDocs is made of two pieces: a Ruby scraper that generates the documentation and metadata, and a JavaScript app powered by a small Sinatra app.
 
diff --git a/assets/javascripts/templates/notice_tmpl.coffee b/assets/javascripts/templates/notice_tmpl.coffee
index 75818967..10cc534e 100644
--- a/assets/javascripts/templates/notice_tmpl.coffee
+++ b/assets/javascripts/templates/notice_tmpl.coffee
@@ -2,7 +2,7 @@ notice = (text) -> """<p class="_notice-text">#{text}</p>"""
 
 app.templates.singleDocNotice = (doc) ->
   notice """ You're browsing the #{doc.fullName} documentation. To browse all docs, go to
-             <a href="http://#{app.config.production_host}" target="_top">#{app.config.production_host}</a> (or press <code>esc</code>). """
+             <a href="//#{app.config.production_host}" target="_top">#{app.config.production_host}</a> (or press <code>esc</code>). """
 
 app.templates.disabledDocNotice = ->
   notice """ <strong>This documentation is disabled.</strong>
diff --git a/assets/javascripts/templates/pages/about_tmpl.coffee b/assets/javascripts/templates/pages/about_tmpl.coffee
index 8861fbe4..4b7cc58a 100644
--- a/assets/javascripts/templates/pages/about_tmpl.coffee
+++ b/assets/javascripts/templates/pages/about_tmpl.coffee
@@ -58,9 +58,9 @@ app.templates.aboutPage = -> """
 
   <p><strong>Special thanks to:</strong>
   <ul>
-    <li><a href="https://out.devdocs.io/s/maxcdn">MaxCDN</a>, <a href="https://sentry.io/">Sentry</a> and <a href="http://get.gaug.es/?utm_source=devdocs&utm_medium=referral&utm_campaign=sponsorships" title="Real Time Web Analytics">Gauges</a> for offering a free account to DevDocs
+    <li><a href="https://out.devdocs.io/s/maxcdn">MaxCDN</a>, <a href="https://sentry.io/">Sentry</a> and <a href="https://get.gaug.es/?utm_source=devdocs&utm_medium=referral&utm_campaign=sponsorships" title="Real Time Web Analytics">Gauges</a> for offering a free account to DevDocs
     <li><a href="https://out.devdocs.io/s/maxcdn">MaxCDN</a>, <a href="https://out.devdocs.io/s/shopify">Shopify</a>, <a href="https://out.devdocs.io/s/jetbrains">JetBrains</a> and <a href="https://out.devdocs.io/s/code-school">Code School</a> for sponsoring DevDocs in the past
-    <li><a href="https://www.heroku.com">Heroku</a> and <a href="http://newrelic.com">New Relic</a> for providing awesome free service
+    <li><a href="https://www.heroku.com">Heroku</a> and <a href="https://newrelic.com/">New Relic</a> for providing awesome free service
     <li><a href="https://www.jeremykratz.com/">Jeremy Kratz</a> for the C/C++ logo
   </ul>
 
@@ -76,7 +76,7 @@ app.templates.aboutPage = -> """
 
   <h2 class="_block-heading" id="privacy">Privacy Policy</h2>
   <ul>
-    <li><a href="http://devdocs.io">devdocs.io</a> ("App") is operated by Thibaut Courouble ("We").
+    <li><a href="https://devdocs.io">devdocs.io</a> ("App") is operated by Thibaut Courouble ("We").
     <li>We do not collect personal information.
     <li>We use Google Analytics, Gauges and Sentry to collect anonymous traffic information and improve the app.
     <li>The app uses cookies to store user preferences.
diff --git a/assets/javascripts/templates/pages/root_tmpl.coffee.erb b/assets/javascripts/templates/pages/root_tmpl.coffee.erb
index 44dbf4fb..0df510b8 100644
--- a/assets/javascripts/templates/pages/root_tmpl.coffee.erb
+++ b/assets/javascripts/templates/pages/root_tmpl.coffee.erb
@@ -8,7 +8,7 @@ app.templates.intro = """
     <p>Thanks for downloading DevDocs. Here are a few things you should know:
     <ol class="_intro-list">
       <li>Your local version of DevDocs won't self-update. Unless you're modifying the code,
-          I&nbsp;recommend using the hosted version at <a href="http://devdocs.io">devdocs.io</a>.
+          I&nbsp;recommend using the hosted version at <a href="https://devdocs.io">devdocs.io</a>.
       <li>Run <code>thor docs:list</code> to see all available documentations.
       <li>Run <code>thor docs:download &lt;name&gt;</code> to download documentations.
       <li>Run <code>thor docs:download --installed</code> to update all downloaded documentations.
@@ -69,6 +69,6 @@ app.templates.androidWarning = """
     <h2 class="_intro-title">Hi there</h2>
     <p>DevDocs is running inside an Android WebView. Some features may not work properly.
     <p>If you downloaded an app called DevDocs on the Play Store, please uninstall it — it's made by someone who is using (and profiting from) the name DevDocs without permission.
-    <p>To install DevDocs on your phone, visit <a href="http://devdocs.io" target="_blank" rel="noopener">devdocs.io</a> in Chrome and select "Add to home screen" in the menu.
+    <p>To install DevDocs on your phone, visit <a href="https://devdocs.io" target="_blank" rel="noopener">devdocs.io</a> in Chrome and select "Add to home screen" in the menu.
   </div>
 """
diff --git a/lib/app.rb b/lib/app.rb
index abe82f96..662b1d86 100644
--- a/lib/app.rb
+++ b/lib/app.rb
@@ -253,7 +253,7 @@ class App < Sinatra::Application
   before do
     if request.host == OUT_HOST && !request.path.start_with?('/s/')
       query_string = "?#{request.query_string}" unless request.query_string.empty?
-      redirect "http://devdocs.io#{request.path}#{query_string}", 302
+      redirect "https://devdocs.io#{request.path}#{query_string}", 302
     end
   end